{"group":{"id":1,"name":"Community","lockable":false,"created_at":"2012-01-18T18:02:15.000Z","updated_at":"2026-04-16T00:12:35.000Z","description":"Problems submitted by members of the MATLAB Central community.","is_default":true,"created_by":161519,"badge_id":null,"featured":false,"trending":false,"solution_count_in_trending_period":0,"trending_last_calculated":"2026-04-16T00:00:00.000Z","image_id":null,"published":true,"community_created":false,"status_id":2,"is_default_group_for_player":false,"deleted_by":null,"deleted_at":null,"restored_by":null,"restored_at":null,"description_opc":null,"description_html":null,"published_at":null},"problems":[{"id":47493,"title":"reverse the order and combine a matrix","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.5px; transform-origin: 407px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ea cool way to shape a Matrix \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)  \r\ny=x;\r\nend","test_suite":"%%\r\nx = 1:6\r\ny_correct = [6,5,4,3,2,1; 1,2,3,4,5,6]';\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":3,"created_by":541988,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":69,"test_suite_updated_at":"2020-11-13T19:51:27.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-11-13T02:37:10.000Z","updated_at":"2026-04-18T06:41:04.000Z","published_at":"2020-11-13T19:51:27.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ea cool way to shape a Matrix \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":57978,"title":"Calculate BMI","description":"Given weight in kgs and height in metres, calculate body mass index","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407.5px 10.5px; transform-origin: 407.5px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384.5px 10.5px; text-align: left; transform-origin: 384.5px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eGiven weight in kgs and height in metres, calculate body mass index\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = bmi(a,b)\r\n  y = [a,b];\r\nend","test_suite":"%%\r\na = 100;\r\nb=1.82\r\ny_correct = 30.18;\r\nassert(isequal(bmi(a,b),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":3,"created_by":2457335,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":35,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2023-04-13T23:51:12.000Z","updated_at":"2026-04-20T02:11:26.000Z","published_at":"2023-04-13T23:51:12.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGiven weight in kgs and height in metres, calculate body mass index\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":49657,"title":"Determine the area of square if length of the diagonal is given","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.5px; transform-origin: 407px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eWe have to find the area of square if the length of the diagonal of a square is given.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 4;\r\ny_correct = 8;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":822117,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":72,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-12-29T15:05:52.000Z","updated_at":"2026-02-06T15:13:38.000Z","published_at":"2020-12-29T15:05:52.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eWe have to find the area of square if the length of the diagonal of a square is given.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":42253,"title":"Variable_Addition","description":"be able to add any variable to the number one","description_html":"\u003cp\u003ebe able to add any variable to the number one\u003c/p\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 1;\r\ny_correct = 2;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":34002,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":182,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2015-04-23T19:33:40.000Z","updated_at":"2026-02-05T12:18:34.000Z","published_at":"2015-04-23T19:33:40.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ebe able to add any variable to the number one\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":44303,"title":"Find the sum of the largest two elements in a vector","description":"With this one, you have to find the two largest elements in a vector and output the sum of those numbers.","description_html":"\u003cp\u003eWith this one, you have to find the two largest elements in a vector and output the sum of those numbers.\u003c/p\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = ...;\r\nend","test_suite":"%%\r\nx = [1 2 3 4 5];\r\ny_correct = 9;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 1:100;\r\ny_correct = 199;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 100:-1:1;\r\ny_correct = 199;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = ones(1,10);\r\ny_correct = 2;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 2:2:10;\r\ny_correct = 18;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = [561 13 3544 89 65 4615 561 32 8 958 65 69451];\r\ny_correct = 74066;\r\nassert(isequal(your_fcn_name(x),y_correct))","published":true,"deleted":false,"likes_count":0,"comments_count":1,"created_by":12852,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":116,"test_suite_updated_at":"2017-09-08T19:49:23.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2017-09-06T01:25:16.000Z","updated_at":"2026-02-15T10:34:07.000Z","published_at":"2017-09-06T01:25:16.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eWith this one, you have to find the two largest elements in a vector and output the sum of those numbers.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":54094,"title":"Check if a matrix Diagonal is equal to its secondary diagonal ","description":"Your function should return True if the secondary diagonal is equal to diagonal, and False otherwise.\r\nEg: M = [1 2 1 \r\n               3 4 4\r\n               7 5 7]\r\nThe output is True\r\nM=[1 2\r\n       1 2]\r\nThe output is False. Always check the diagonal top to bottom. Return True if the matrix is empty.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 231px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 115.5px; transform-origin: 407px 115.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eYour function should return True if the secondary diagonal is equal to diagonal, and False otherwise.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eEg: M = [1 2 1 \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e               3 4 4\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e               7 5 7]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eThe output is True\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eM=[1 2\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e       1 2]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eThe output is False. Always check the diagonal top to bottom. Return True if the matrix is empty.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = check_Diagonals(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = [1 2 1; 3 4 4 ; 7 5 7];\r\ny_correct = 1;\r\nassert(isequal(check_Diagonals(x),y_correct))\r\n\r\n%%\r\nx = [1 2 ; 1 2];\r\ny_correct = 0;\r\nassert(isequal(check_Diagonals(x),y_correct))\r\n\r\n%%\r\nx = [1 2 ; 1 2];\r\ny_correct = 0;\r\nassert(isequal(check_Diagonals(x),y_correct))\r\n\r\n%%\r\nx = [7];\r\ny_correct = 1;\r\nassert(isequal(check_Diagonals(x),y_correct))\r\n\r\n%%\r\nx = [];\r\ny_correct = 1;\r\nassert(isequal(check_Diagonals(x),y_correct))\r\n\r\n%%\r\nx = [17 21 13 4 17; -4 21 -1 21 56 ; 4 99 26 156 -352; 43 5 0 5 6; 9 1 49 101 9];\r\ny_correct=1;\r\nassert(isequal(check_Diagonals(x),y_correct))","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":1985630,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":39,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2022-03-04T17:27:28.000Z","updated_at":"2026-02-10T19:02:59.000Z","published_at":"2022-03-04T17:27:28.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eYour function should return True if the secondary diagonal is equal to diagonal, and False otherwise.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eEg: M = [1 2 1 \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e               3 4 4\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e               7 5 7]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThe output is True\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eM=[1 2\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e       1 2]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThe output is False. Always check the diagonal top to bottom. Return True if the matrix is empty.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":49688,"title":"find the index of local minimum in the matrix","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 51px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407.5px 25.5px; transform-origin: 407.5px 25.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384.5px 10.5px; text-align: left; transform-origin: 384.5px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 68.25px 7.7px; transform-origin: 68.25px 7.7px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003ep=[ 1 2 3; 4 0 6;1 2 3];\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384.5px 10.5px; text-align: left; transform-origin: 384.5px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 23.5333px 7.7px; transform-origin: 23.5333px 7.7px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eo=[2 2];\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = peak(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = [ 1 2 3; 4 0 6;1 2 3];;\r\ny_correct = [2,2];\r\nassert(isequal(peak(x),y_correct))\r\n\r\n%%\r\nx = [ 3 12 3; 4 9 6;3 20 2];;\r\ny_correct = [3,3];\r\nassert(isequal(peak(x),y_correct))\r\n\r\n%%\r\nx = [ 1 0 3; 4 9 6;1 2 4];;\r\ny_correct = [1,2];\r\nassert(isequal(peak(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":610936,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":35,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-12-31T02:52:50.000Z","updated_at":"2026-02-15T10:37:47.000Z","published_at":"2020-12-31T03:42:53.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ep=[ 1 2 3; 4 0 6;1 2 3];\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eo=[2 2];\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":34449,"title":"cube of number","description":"find cube of number ","description_html":"\u003cp\u003efind cube of number\u003c/p\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 2;\r\ny_correct = 8;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = -3;\r\ny_correct = -27;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n\r\n%%\r\nx = 0;\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":11059,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":169,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2015-04-14T09:02:23.000Z","updated_at":"2026-02-15T10:31:44.000Z","published_at":"2015-04-14T09:02:23.000Z","restored_at":"2015-04-23T20:50:45.000Z","restored_by":1,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003efind cube of number\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":47380,"title":"Intercambiar columnas - UC3M","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 220.4px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 110.2px; transform-origin: 407px 110.2px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 41.6px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 20.8px; text-align: left; transform-origin: 384px 20.8px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ex es una matriz cuadrada nxn. Necesitamos intercambiar los valores de la primera columna por los de la última, las demás se quedan igual.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.8px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ePor ejemplo, si\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.8px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ex=[ 1 2 3 4;\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.8px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e      5 6 7 8]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.8px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003equeremos conseguir \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.8px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ey=[ 4 2 3 1;\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.8px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e      8 6 7 5]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function x = intercambiarCols(x)\r\n% La nueva matriz tambien se guarda en la variable x\r\n\r\nend","test_suite":"%%\r\nx = [1 2 3;4 5 6];\r\ny_correct = [3 2 1;6 5 4];\r\nassert(isequal(intercambiarCols(x),y_correct))\r\n%%\r\nx = [1 2 3 4;5 6 7 8];\r\ny_correct = [4 2 3 1;8 6 7 5];\r\nassert(isequal(intercambiarCols(x),y_correct))\r\n%%\r\nx = [1 2 3 4 5; 6 7 8 9 10];\r\ny_correct = [5 2 3 4 1;10 7 8 9 6];\r\nassert(isequal(intercambiarCols(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":583531,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":36,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-11-06T14:40:40.000Z","updated_at":"2026-02-05T14:15:49.000Z","published_at":"2020-11-06T14:40:40.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ex es una matriz cuadrada nxn. Necesitamos intercambiar los valores de la primera columna por los de la última, las demás se quedan igual.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ePor ejemplo, si\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ex=[ 1 2 3 4;\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e      5 6 7 8]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003equeremos conseguir \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ey=[ 4 2 3 1;\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e      8 6 7 5]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":42524,"title":"Xor of matrix","description":"you have to set exclusive OR of two arrays","description_html":"\u003cp\u003eyou have to set exclusive OR of two arrays\u003c/p\u003e","function_template":"function y = array_xor(a,b)\r\ny = enter your code\r\nend","test_suite":"%%\r\na=[1 2 5];\r\nb=[6 4 3];\r\ny_correct = [1   2   3   4   5   6];\r\nassert(isequal(array_xor(a,b),y_correct))\r\n%%\r\na=[1 2 5 4];\r\nb=[8 6 9 2];\r\ny_correct = [1   4   5   6   8   9];\r\nassert(isequal(array_xor(a,b),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":3,"created_by":46868,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":61,"test_suite_updated_at":"2015-08-24T06:22:20.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2015-08-20T12:48:44.000Z","updated_at":"2026-02-15T10:40:05.000Z","published_at":"2015-08-20T12:52:25.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eyou have to set exclusive OR of two arrays\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":42715,"title":" Throw common elements of two vector arrays in sorted manner","description":"\r\nThrow common elements as output in sorted manner (acending order) of two given input vector arrays","description_html":"\u003cp\u003eThrow common elements as output in sorted manner (acending order) of two given input vector arrays\u003c/p\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nA = [1 2 3 4 5 6 7 8];\r\nB = [4 5 6 6 7 0 12 34];\r\ny_correct = [7 6 5 4];\r\nassert(isequal(your_fcn_name(A,B),y_correct))\r\n\r\n%%\r\nA = [1 2 3 4 5 6 71 8];\r\nB = [4 5 6 6 7 0 12 34];\r\ny_correct = [6 5 4];\r\nassert(isequal(your_fcn_name(A,B),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":2,"created_by":46868,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":74,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2016-01-15T10:10:48.000Z","updated_at":"2026-02-28T08:11:04.000Z","published_at":"2016-01-15T10:17:09.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThrow common elements as output in sorted manner (acending order) of two given input vector arrays\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":55195,"title":"Sequence","description":"Let S be a sequence of numbers \r\n\r\nLet \r\n\r\nFind  for some , where  and .\r\n\r\nUpdate - test suite cleaned up on 2-9-22","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 204px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 102px; transform-origin: 407px 102px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 22px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 11px; text-align: left; transform-origin: 384px 11px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 105px 8px; transform-origin: 105px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eLet S be a sequence of numbers \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"vertical-align:-6px\"\u003e\u003cimg 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font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 11px; text-align: left; transform-origin: 384px 11px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 12px 8px; transform-origin: 12px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eLet \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"vertical-align:-6px\"\u003e\u003cimg src=\"data:image/png;base64,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\" 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font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 11px; text-align: left; transform-origin: 384px 11px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 16px 8px; transform-origin: 16px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eFind \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"vertical-align:-6px\"\u003e\u003cimg src=\"data:image/png;base64,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\" style=\"width: 15px; height: 20px;\" width=\"15\" height=\"20\"\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; 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src=\"data:image/png;base64,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\" style=\"width: 41.5px; height: 20px;\" width=\"41.5\" height=\"20\"\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 16px 8px; transform-origin: 16px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e and \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"vertical-align:-6px\"\u003e\u003cimg src=\"data:image/png;base64,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\" style=\"width: 41.5px; height: 20px;\" width=\"41.5\" height=\"20\"\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 2px 8px; transform-origin: 2px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 8px; transform-origin: 0px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 127.5px 8px; transform-origin: 127.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eUpdate - test suite cleaned up on 2-9-22\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = summation(n)\r\n  y = x;\r\nend","test_suite":"%%\r\nassert(isequal(summation(1),1))\r\n%%\r\nassert(isequal(summation(2),2))\r\n%%\r\nassert(isequal(summation(3),1))\r\n%%\r\nassert(isequal(summation(4),-1))\r\n%%\r\nassert(isequal(summation(5),-2))\r\n%%\r\nassert(isequal(summation(6),-1))","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":2457030,"edited_by":223089,"edited_at":"2022-09-02T13:52:45.000Z","deleted_by":null,"deleted_at":null,"solvers_count":35,"test_suite_updated_at":"2022-09-02T13:49:11.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2022-07-13T21:23:39.000Z","updated_at":"2026-03-04T13:46:29.000Z","published_at":"2022-07-13T21:23:39.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eLet S be a sequence of numbers \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"false\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003ea_1, a_2, ...\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eLet \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"false\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003ea_n = a_{n-1} -a_{n-2}\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eFind \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"false\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003ea_k\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003cw:r\u003e\u003cw:t\u003e for some \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"false\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003ek\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003cw:r\u003e\u003cw:t\u003e, where \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"false\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003ea_1=1\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003cw:r\u003e\u003cw:t\u003e and \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"false\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003ea_2=2\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003cw:r\u003e\u003cw:t\u003e.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eUpdate - test suite cleaned up on 2-9-22\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":56408,"title":"Zero or hero","description":"A number will be given as an input. You can be hero if it's not zero.\r\n(Just for fun)","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 51px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 343px 25.5px; transform-origin: 343px 25.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 320px 10.5px; text-align: left; transform-origin: 320px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eA number will be given as an input. You can be hero if it's not zero.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 320px 10.5px; text-align: left; transform-origin: 320px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e(Just for fun)\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 1;\r\ny_correct = 'Hero';\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 0;\r\ny_correct = 'Zero';\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 5;\r\ny_correct = 'Hero';\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 10;\r\ny_correct = 'Hero';\r\nassert(isequal(your_fcn_name(x),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":589324,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":35,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2022-10-23T03:54:31.000Z","updated_at":"2026-04-20T02:16:05.000Z","published_at":"2022-10-23T03:54:31.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eA number will be given as an input. You can be hero if it's not zero.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e(Just for fun)\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":1806,"title":"04 - Scalar Equations 1","description":"Define the variable a:\r\n\r\n\u003c\u003chttp://samle.dk/STTBDP/Assignment1_4-a.png\u003e\u003e\r\n \r\nUse this to calculate x:\r\n\r\n\u003c\u003chttp://samle.dk/STTBDP/Assignment1_4a.png\u003e\u003e","description_html":"\u003cp\u003eDefine the variable a:\u003c/p\u003e\u003cimg src = \"http://samle.dk/STTBDP/Assignment1_4-a.png\"\u003e\u003cp\u003eUse this to calculate x:\u003c/p\u003e\u003cimg src = \"http://samle.dk/STTBDP/Assignment1_4a.png\"\u003e","function_template":"function [x a] = MyFunc()\r\n  *Insert code here\r\nend","test_suite":"%%\r\na=10;\r\nref = 1/(1+exp(-(a-15)/6));\r\nuser = MyFunc();\r\nassert(isequal(user,ref))\r\n\r\n%%\r\n[x a] = MyFunc();\r\nassert(a==10);","published":true,"deleted":false,"likes_count":6,"comments_count":0,"created_by":15468,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":578,"test_suite_updated_at":"2013-08-14T08:43:29.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2013-08-14T08:30:55.000Z","updated_at":"2026-03-02T22:28:07.000Z","published_at":"2013-08-14T08:31:27.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/image\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/media/image1.png\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/image\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/media/image2.png\"}],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDefine the variable a:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:customXml w:element=\\\"image\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"height\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"width\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"relationshipId\\\" w:val=\\\"rId1\\\"/\u003e\u003c/w:customXmlPr\u003e\u003c/w:customXml\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eUse this to calculate x:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:customXml w:element=\\\"image\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"height\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"width\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"relationshipId\\\" w:val=\\\"rId2\\\"/\u003e\u003c/w:customXmlPr\u003e\u003c/w:customXml\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"},{\"partUri\":\"/media/image1.png\",\"contentType\":\"image/png\",\"content\":\"data:image/png;base64,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\"},{\"partUri\":\"/media/image2.png\",\"contentType\":\"image/png\",\"content\":\"data:image/png;base64,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\"}]}"},{"id":2068,"title":"Determine the square root","description":"Determine the square root of the value the user has entered, n.","description_html":"\u003cp\u003eDetermine the square root of the value the user has entered, n.\u003c/p\u003e","function_template":"function y = your_fcn_name(n)\r\n  y = n;\r\nend","test_suite":"%%\r\nn = 4;\r\ny_correct = 2;\r\nassert(isequal(your_fcn_name(n),y_correct))\r\n\r\n%%\r\nn = 16;\r\ny_correct = 4;\r\nassert(isequal(your_fcn_name(n),y_correct))\r\n\r\n%%\r\nn = 285156;\r\ny_correct = 534;\r\nassert(isequal(your_fcn_name(n),y_correct))\r\n\r\n","published":true,"deleted":false,"likes_count":7,"comments_count":2,"created_by":21190,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":793,"test_suite_updated_at":"2014-01-14T22:26:31.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2013-12-20T14:22:47.000Z","updated_at":"2026-04-12T20:34:17.000Z","published_at":"2013-12-20T14:22:47.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml 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Periodic Payment (Present Value)","description":"Theorem : Present Value of an Ordinary Annuity\r\n\r\nwhere;\r\nP : Present value of all payments\r\nA : Periodic payment\r\nr : Interest rate per period\r\nn : Number of periods (peyments)\r\nCalculate A, given P, r and n. Round to the nearest cent. ","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 230.377px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 406.997px 115.188px; transform-origin: 406.997px 115.188px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21.0018px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.996px 10.5009px; text-align: left; transform-origin: 383.996px 10.5009px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eTheorem : Present Value of an Ordinary Annuity\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 37.6379px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.996px 18.8189px; text-align: left; transform-origin: 383.996px 18.8189px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"vertical-align:-16px\"\u003e\u003cimg src=\"data:image/png;base64,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\" width=\"116\" height=\"37.5\" style=\"width: 116px; height: 37.5px;\"\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21.0018px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.996px 10.5009px; text-align: left; transform-origin: 383.996px 10.5009px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ewhere;\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cul style=\"block-size: 81.7555px; font-family: Helvetica, Arial, sans-serif; list-style-type: square; margin-block-end: 20px; margin-block-start: 10px; margin-bottom: 20px; margin-top: 10px; perspective-origin: 390.993px 40.8778px; transform-origin: 390.998px 40.8778px; margin-top: 10px; margin-bottom: 20px; \"\u003e\u003cli style=\"block-size: 20.4389px; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 362.994px 10.2137px; text-align: left; transform-origin: 363px 10.2194px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eP : Present value of all payments\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"block-size: 20.4389px; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 362.994px 10.2137px; text-align: left; transform-origin: 363px 10.2194px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eA : Periodic payment\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"block-size: 20.4389px; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 362.994px 10.2137px; text-align: left; transform-origin: 363px 10.2194px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003er : Interest rate per period\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"block-size: 20.4389px; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 362.994px 10.2137px; text-align: left; transform-origin: 363px 10.2194px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003en : Number of periods (peyments)\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003c/ul\u003e\u003cdiv style=\"block-size: 21.0018px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.996px 10.5009px; text-align: left; transform-origin: 383.996px 10.5009px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eCalculate A, given P, r and n. Round to the nearest cent. \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function A = annuityPPayment(P,r,n)\r\n\r\nend","test_suite":"%%\r\nP = 1500;\r\nr = 0.07;\r\nn = 20;\r\nA = 141.59;\r\nassert(abs(annuityPPayment(P,r,n) - A )\u003c= 1e-2)\r\n\r\n%%\r\nP = 1e6;\r\nr = 0.005;\r\nn = 240;\r\nA = 7164.31;\r\nassert(abs(annuityPPayment(P,r,n) - A )\u003c= 1e-2)\r\n\r\n%%\r\nP = 50000;\r\nr = 0.1;\r\nn = 3;\r\nA = 20105.74;\r\nassert(abs(annuityPPayment(P,r,n) - A )\u003c= 1e-2)\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":8703,"edited_by":8703,"edited_at":"2022-10-01T16:32:47.000Z","deleted_by":null,"deleted_at":null,"solvers_count":36,"test_suite_updated_at":"2022-10-01T16:32:47.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2022-09-30T08:07:42.000Z","updated_at":"2026-02-09T13:35:50.000Z","published_at":"2022-09-30T16:53:42.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eTheorem : Present Value of an Ordinary Annuity\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"true\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003eP = A \\\\frac{(1+r)^n-1}{r (1+r)^n}\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ewhere;\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eP : Present value of all payments\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eA : Periodic payment\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003er : Interest rate per period\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003en : Number of periods (peyments)\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCalculate A, given P, r and n. Round to the nearest cent. \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":46773,"title":"PIN code","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 40.7273px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 20.3636px; transform-origin: 407px 20.3636px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 20.3636px; text-align: left; transform-origin: 384px 20.3636px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eA cell phones requires a PIN code to open which only includes numbers; how many possible input numbers are available with X input slots.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 4;\r\ny_correct = 10000;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 1;\r\ny_correct = 10;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 10;\r\ny_correct = 10^10;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":430136,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":102,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-10-16T18:53:35.000Z","updated_at":"2026-02-15T10:54:18.000Z","published_at":"2020-10-16T18:53:35.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eA cell phones requires a PIN code to open which only includes numbers; how many possible input numbers are available with X input slots.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":42594,"title":"UICBioE240 problem 1.13","description":"Compute the following - \r\ny = x^5/(x^-1) and\r\ny = (1-(1/x^5))^-1.\r\nHave the final answer of y to equal a 1 by 2 vector.","description_html":"\u003cp\u003eCompute the following - \r\ny = x^5/(x^-1) and\r\ny = (1-(1/x^5))^-1.\r\nHave the final answer of y to equal a 1 by 2 vector.\u003c/p\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 2;\r\ny_correct = [64 32/31]\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":50124,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":173,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2015-09-10T18:44:23.000Z","updated_at":"2026-02-15T10:55:23.000Z","published_at":"2015-09-10T18:44:23.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCompute the following - y = x^5/(x^-1) and y = (1-(1/x^5))^-1. Have the final answer of y to equal a 1 by 2 vector.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":55160,"title":"Find distance travelled by an object starting from rest in time 't' and linear acceleration 'a' = 3t","description":"Find distance travelled by an object starting from rest in time 't' with linear acceleration a = 3t. You are given time t as an input to the function.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 42px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 21px; transform-origin: 407px 21px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eFind distance travelled by an object starting from rest in time 't' with linear acceleration a = 3t. You are given time t as an input to the function.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function s = your_fcn_name(t)\r\n  s = a;\r\nend","test_suite":"%%\r\nt = 2;\r\ny_correct = 4;\r\nassert(isequal(your_fcn_name(t),y_correct))\r\n\r\n%%\r\nt = 0;\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(t),y_correct))\r\n\r\n%%\r\nt = 1;\r\ny_correct = 0.5;\r\nassert(isequal(your_fcn_name(t),y_correct))\r\n\r\n%%\r\nt = 12;\r\ny_correct = 864;\r\nassert(isequal(your_fcn_name(t),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":2,"created_by":2439180,"edited_by":2439180,"edited_at":"2022-07-13T19:07:25.000Z","deleted_by":null,"deleted_at":null,"solvers_count":37,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2022-07-13T19:07:08.000Z","updated_at":"2026-02-08T05:29:58.000Z","published_at":"2022-07-13T19:07:25.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eFind distance travelled by an object starting from rest in time 't' with linear acceleration a = 3t. You are given time t as an input to the function.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":2166,"title":"Concatenate a successive power matrix in a column matrix","description":"Generate F = [M1 M^2 ... M^p] with M a matrix, without using for.","description_html":"\u003cp\u003eGenerate F = [M1 M^2 ... M^p] with M a matrix, without using for.\u003c/p\u003e","function_template":"function F = powerConcat(M,p)\r\n  F = M;\r\nend","test_suite":"M=magic(4)\r\np=ceil(4*rand());\r\nF=M;\r\nfor i=2:p\r\nF=[F M^i];\r\nend\r\n%%\r\nassert(isequal(powerConcat(M,p),F))\r\n","published":true,"deleted":false,"likes_count":2,"comments_count":3,"created_by":19758,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":75,"test_suite_updated_at":"2017-12-06T14:09:14.000Z","rescore_all_solutions":true,"group_id":1,"created_at":"2014-02-07T09:56:02.000Z","updated_at":"2026-02-20T08:37:21.000Z","published_at":"2014-02-07T10:05:11.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGenerate F = [M1 M^2 ... M^p] with M a matrix, without using for.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":1791,"title":"02 - Vector Variables 1","description":"Make the following variable:\r\n\r\n\u003c\u003chttp://samle.dk/STTBDP/Assignment1_2a.png\u003e\u003e","description_html":"\u003cp\u003eMake the following variable:\u003c/p\u003e\u003cimg src = \"http://samle.dk/STTBDP/Assignment1_2a.png\"\u003e","function_template":"function aVec = VectorFunc()\r\n  *Insert code here\r\nend","test_suite":"%%\r\naVec = [3.14 15 9 26];\r\na = VectorFunc();\r\nassert(isequal(a,aVec))\r\n","published":true,"deleted":false,"likes_count":2,"comments_count":1,"created_by":15468,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":721,"test_suite_updated_at":"2013-08-27T09:52:03.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2013-08-13T13:23:08.000Z","updated_at":"2026-03-05T09:24:53.000Z","published_at":"2013-08-13T13:23:08.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/image\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/media/image1.png\"}],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eMake the following variable:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:customXml w:element=\\\"image\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"height\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"width\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"relationshipId\\\" w:val=\\\"rId1\\\"/\u003e\u003c/w:customXmlPr\u003e\u003c/w:customXml\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"},{\"partUri\":\"/media/image1.png\",\"contentType\":\"image/png\",\"content\":\"data:image/png;base64,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\"}]}"},{"id":48980,"title":"F-score","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 343px 10.5px; transform-origin: 343px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 320px 10.5px; text-align: left; transform-origin: 320px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eCalculate the F-score given TP, FP and FN. \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = F_score(tp,fp,fn)\r\n  y = x;\r\nend","test_suite":"%%\r\ntp=4;\r\nfp=5;\r\nfn=3;\r\nassert(isequal(F_score(tp,fp,fn),0.5))\r\n%%\r\ntp=30;\r\nfp=40;\r\nfn=52;\r\nassert(isequal(F_score(tp,fp,fn),0.3947))\r\n%%\r\ntp=70;\r\nfp=50;\r\nfn=0;\r\nassert(isequal(F_score(tp,fp,fn),0.7368))\r\n\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":698530,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":30,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-12-22T16:02:28.000Z","updated_at":"2026-04-06T14:16:47.000Z","published_at":"2020-12-31T01:19:51.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCalculate the F-score given TP, FP and FN. \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":50544,"title":"Number Puzzle - 087","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.5px; transform-origin: 407px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eGive an example of a six-digit prime number \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003eabcdef\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e where \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003eab\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e, \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003ecd\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e, and \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003eef\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e are also primes.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y=puzzle_087()\r\n  y=123456;\r\nend","test_suite":"%%\r\ny=puzzle_087();\r\na=num2str(y);\r\nassert(isequal(length(a),6))\r\nassert(isprime(str2num(strcat(a(1),a(2)))))\r\nassert(isprime(str2num(strcat(a(3),a(4)))))\r\nassert(isprime(str2num(strcat(a(5),a(6)))))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":180632,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":33,"test_suite_updated_at":"2021-02-25T02:13:17.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2021-02-25T00:41:46.000Z","updated_at":"2026-04-16T08:09:36.000Z","published_at":"2021-02-25T02:13:17.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGive an example of a six-digit prime number \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eabcdef\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e where \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eab\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e, \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003ecd\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e, and \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eef\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e are also primes.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":50539,"title":"Number Puzzle - 086","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.5px; transform-origin: 407px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eGive an example of a four-digit prime number \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003eabcd\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e where \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003eac\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e and \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003ebd\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e are also primes.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y=puzzle_086()\r\n  y=1234;\r\nend","test_suite":"%%\r\ny=puzzle_086();\r\na=num2str(y);\r\nassert(isequal(length(a),4))\r\nassert(isprime(str2num(strcat(a(1),a(3)))))\r\nassert(isprime(str2num(strcat(a(2),a(4)))))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":180632,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":33,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2021-02-25T00:38:17.000Z","updated_at":"2026-04-16T08:03:21.000Z","published_at":"2021-02-25T00:38:17.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGive an example of a four-digit prime number \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eabcd\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr/\u003e\u003cw:t\u003e where \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eac\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr/\u003e\u003cw:t\u003e and \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003ebd\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr/\u003e\u003cw:t\u003e are also primes.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":42363,"title":"Normalize by maximum","description":"Subtract the maximum value in a column from the corresponding columns of a matrix.","description_html":"\u003cp\u003eSubtract the maximum value in a column from the corresponding columns of a matrix.\u003c/p\u003e","function_template":"function y = normalize(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = [1 2 3; 4 5 6];\r\ny_correct = [-3,-3,-3;0,0,0];\r\nassert(isequal(normalize(x),y_correct))\r\n\r\n%%\r\nx=[1; 2; 3]\r\ny_correct = [-2;-1;0];\r\nassert(isequal(normalize(x),y_correct))\r\n\r\n%%\r\nx=[16 2 3 13;5 11 10 8;9 7 6 12;4 14 15 1]\r\ny_correct = [0 -12 -12 0;-11 -3 -5 -5; -7 -7 -9 -1;-12 0 0 -12];\r\nassert(isequal(normalize(x),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":45465,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":56,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2015-06-08T08:46:15.000Z","updated_at":"2026-04-21T05:16:13.000Z","published_at":"2015-06-08T08:46:55.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eSubtract the maximum value in a column from the corresponding columns of a matrix.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":58802,"title":"Array Height (no usage of size)","description":"Find the array height, the number of rows. \r\nSize may not be used.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 51px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 25.5px; transform-origin: 407px 25.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 134.5px 8px; transform-origin: 134.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eFind the array height, the number of rows. \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 69.5px 8px; transform-origin: 69.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eSize may not be used.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function h = find_height(m)\r\n h=0;\r\nend","test_suite":"%%\r\nw=randi(10);\r\nh=randi(10);\r\nm=ones(h,w);\r\nassert(isequal(find_height(m),h))\r\n%%\r\nfiletext = fileread('find_height.m');\r\nassert(~contains(filetext,'size'));","published":true,"deleted":false,"likes_count":0,"comments_count":1,"created_by":3097,"edited_by":3097,"edited_at":"2023-08-04T14:36:31.000Z","deleted_by":null,"deleted_at":null,"solvers_count":32,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2023-08-04T14:34:06.000Z","updated_at":"2026-04-01T13:49:02.000Z","published_at":"2023-08-04T14:36:31.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eFind the array height, the number of rows. \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eSize may not be used.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":47445,"title":"Solve the equation. Find X.","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 109.667px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 406.5px 54.8333px; transform-origin: 406.5px 54.8333px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 20.6667px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 10.3333px; text-align: left; transform-origin: 383.5px 10.3333px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.6667px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 10.3333px; text-align: left; transform-origin: 383.5px 10.3333px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e% When input A is [3 4 7], the equation is '3X+4=7 '. then, calculate X.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.6667px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 10.3333px; text-align: left; transform-origin: 383.5px 10.3333px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.6667px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 10.3333px; text-align: left; transform-origin: 383.5px 10.3333px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function x = your_fcn_name(A)\r\n  x = A;\r\nend","test_suite":"%%\r\nA = [3 4 7];\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(A),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":2,"created_by":71768,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":64,"test_suite_updated_at":"2020-11-11T07:52:49.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-11-11T07:50:41.000Z","updated_at":"2026-02-15T11:09:35.000Z","published_at":"2020-11-11T07:50:41.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e% When input A is [3 4 7], the equation is '3X+4=7 '. then, calculate X.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":47128,"title":"Test","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 41.6px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 20.8px; transform-origin: 407px 20.8px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 20.8px; text-align: left; transform-origin: 384px 20.8px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ein a given test, a correct answer scores 3 points, while a wrong answer scores -1. determine whether a person passes the test or not. C:correct, N:neutral, W:wrong, the threshhold is 50 out of 90 for a 30 questions test.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nC=20\r\nN=0\r\nW=10\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(C,N,W),y_correct))\r\n\r\n%%\r\nC=19\r\nN=1\r\nW=10\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(C,N,W),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":430136,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":59,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-10-29T17:39:50.000Z","updated_at":"2026-02-26T11:45:28.000Z","published_at":"2020-10-29T17:39:50.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ein a given test, a correct answer scores 3 points, while a wrong answer scores -1. determine whether a person passes the test or not. C:correct, N:neutral, W:wrong, the threshhold is 50 out of 90 for a 30 questions test.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":44493,"title":"The great 82-year-old","description":"Let's answer the question below;\r\n\r\n'I am *x* years old and I have never written programs.\r\nIf I study from now, will I be able to develop programs?'\r\n\r\ninput *x* (years old) \u003e\u003e\u003e output 'Yes' or 'No'","description_html":"\u003cp\u003eLet's answer the question below;\u003c/p\u003e\u003cp\u003e'I am \u003cb\u003ex\u003c/b\u003e years old and I have never written programs.\r\nIf I study from now, will I be able to develop programs?'\u003c/p\u003e\u003cp\u003einput \u003cb\u003ex\u003c/b\u003e (years old) \u0026gt;\u0026gt;\u0026gt; output 'Yes' or 'No'\u003c/p\u003e","function_template":"function Answer = Age(x)\r\n  Answer = 'Yes';\r\nend","test_suite":"%%\r\nx = 20;\r\ny_correct = 'Yes';\r\nassert(isequal(Age(x),y_correct))\r\n%%\r\nx = 40;\r\ny_correct = 'Yes';\r\nassert(isequal(Age(x),y_correct))\r\n%% Great Ms Masako Wakamiya\r\nx = 82-1;\r\ny_correct = 'Yes';\r\nassert(isequal(Age(x),y_correct))","published":true,"deleted":false,"likes_count":3,"comments_count":0,"created_by":137687,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":152,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2018-01-08T12:47:36.000Z","updated_at":"2026-02-15T11:10:56.000Z","published_at":"2018-01-08T12:58:55.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eLet's answer the question below;\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e'I am\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003ex\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e years old and I have never written programs. If I study from now, will I be able to develop programs?'\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003einput\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003ex\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e (years old) \u0026gt;\u0026gt;\u0026gt; output 'Yes' or 'No'\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":45927,"title":"GPA","description":"Math's credit is 5 and you got x | Physics's credit 7 and you got y what is your GPA ","description_html":"\u003cp\u003eMath's credit is 5 and you got x | Physics's credit 7 and you got y what is your GPA\u003c/p\u003e","function_template":"function z = gpa(x,y)\r\n  z = x and y;\r\nend","test_suite":"%%\r\nx = 75;\r\ny = 81;\r\nz_correct = 78.5;\r\nassert(isequal(gpa(x,y),z_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":441903,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":115,"test_suite_updated_at":"2020-06-14T12:04:49.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-06-14T12:00:53.000Z","updated_at":"2026-02-15T11:17:42.000Z","published_at":"2020-06-14T12:04:06.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eMath's credit is 5 and you got x | Physics's credit 7 and you got y what is your GPA\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":45933,"title":"Watt","description":"Ampere x Volt = Watt","description_html":"\u003cp\u003eAmpere x Volt = Watt\u003c/p\u003e","function_template":"function y = watt(A,V)\r\n  y = A and V;\r\nend","test_suite":"%%\r\nV = 24;\r\nA = 15;\r\ny_correct = 360;\r\nassert(isequal(watt(A,V),y_correct))\r\n","published":true,"deleted":false,"likes_count":2,"comments_count":0,"created_by":441903,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":112,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-06-14T12:17:37.000Z","updated_at":"2026-02-15T11:18:17.000Z","published_at":"2020-06-14T12:17:37.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eAmpere x Volt = Watt\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":44729,"title":"Pass the Threshold!!","description":"Write a Matlab function that will take as input a matrix of arbitrary dimensions and a\r\nscalar threshold value, and return a vector of all the elements of the matrix that exceed the threshold. The first line of your function should be\r\nfunction xout = threshold(xin,t)\r\nwhere xout is the output vector, xin is the input matrix, and t is the threshold value.","description_html":"\u003cp\u003eWrite a Matlab function that will take as input a matrix of arbitrary dimensions and a\r\nscalar threshold value, and return a vector of all the elements of the matrix that exceed the threshold. The first line of your function should be\r\nfunction xout = threshold(xin,t)\r\nwhere xout is the output vector, xin is the input matrix, and t is the threshold value.\u003c/p\u003e","function_template":"function xout = threshold(xin,t)\r\n  xout = xin;\r\nend","test_suite":"%%\r\nxin = magic(3);\r\nt=2;\r\nxout =[8 3 4 5 9 6 7];\r\nassert(isequal(threshold(xin,t),xout))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":29500,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":51,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2018-08-13T17:14:49.000Z","updated_at":"2026-02-11T18:13:23.000Z","published_at":"2018-08-13T17:14:49.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eWrite a Matlab function that will take as input a matrix of arbitrary dimensions and a scalar threshold value, and return a vector of all the elements of the matrix that exceed the threshold. The first line of your function should be function xout = threshold(xin,t) where xout is the output vector, xin is the input matrix, and t is the threshold value.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":50347,"title":"Number Puzzle - 065","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 42px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 21px; transform-origin: 407px 21px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eGive an example of a prime number which has the following form 5XYZZYX where X, Y, and Z are unique single-digit numbers.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y=puzzle_065()\r\n  y=5000000;\r\nend","test_suite":"%%\r\ny=puzzle_065();\r\nassert(isprime(y))\r\na=num2str(y,20);\r\nflag=true;\r\nfor i=1:3\r\n    if a(1+i)~=a(8-i)\r\n        flag=false;\r\n    end\r\nend\r\nassert(a(1)=='5')\r\nassert(a(2)~=a(3))\r\nassert(a(2)~=a(4))\r\nassert(a(4)~=a(3))\r\nassert(flag)\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":180632,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":31,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2021-02-13T23:18:54.000Z","updated_at":"2026-02-19T15:07:32.000Z","published_at":"2021-02-13T23:18:54.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGive an example of a prime number which has the following form 5XYZZYX where X, Y, and Z are unique single-digit numbers.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":50317,"title":"Number Puzzle - 059","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 42px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 21px; transform-origin: 407px 21px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eGive an example of a prime number which has the following form 3XXYYZZ where X, Y, and Z are unique single-digit numbers.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y=puzzle_059()\r\ny=3000000;\r\nend","test_suite":"%%\r\ny=puzzle_059();\r\nassert(isprime(y))\r\na=num2str(y,20);\r\nflag=true;\r\nfor i=2:2:6\r\n    if a(i)~=a(i+1)\r\n        flag=false;\r\n    end\r\nend\r\nassert(a(1)=='3')\r\nassert(a(2)~=a(4))\r\nassert(a(2)~=a(6))\r\nassert(a(4)~=a(6))\r\nassert(flag)\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":180632,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":31,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2021-02-13T22:56:56.000Z","updated_at":"2026-02-19T15:10:29.000Z","published_at":"2021-02-13T22:56:56.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGive an example of a prime number which has the following form 3XXYYZZ where X, Y, and Z are unique single-digit numbers.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":47450,"title":"Area of Ellipse","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 95.6667px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 406.5px 47.8333px; transform-origin: 406.5px 47.8333px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 20.6667px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 10.3333px; text-align: left; transform-origin: 383.5px 10.3333px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eCaculate the area of below ellipse.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 36.3333px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 18.1667px; text-align: left; transform-origin: 383.5px 18.1667px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"vertical-align:-16px\"\u003e\u003cimg src=\"data:image/png;base64,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\" width=\"71.5\" height=\"36.5\" style=\"width: 71.5px; height: 36.5px;\"\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.6667px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 10.3333px; text-align: left; transform-origin: 383.5px 10.3333px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eSo, input x = [a b], numeric vector when a, b are not zero.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = [7 8];\r\ny_correct = 56*pi;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = [999 888];\r\ny_correct = 999*888*pi;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = [101 888];\r\ny_correct = 101*888*pi;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":2,"created_by":71768,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":66,"test_suite_updated_at":"2020-11-11T08:48:39.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-11-11T08:46:14.000Z","updated_at":"2026-03-11T14:18:53.000Z","published_at":"2020-11-11T08:46:14.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCaculate the area of below ellipse.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"false\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003e$$\\\\frac{x^{2}}{a^2}+\\\\frac{y^{2}}{b^2}=1$$\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003cw:r\u003e\u003cw:t\u003e.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eSo, input x = [a b], numeric vector when a, b are not zero.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":45930,"title":"Mile to Kilometer","description":"x is mile and y is km","description_html":"\u003cp\u003ex is mile and y is km\u003c/p\u003e","function_template":"function y = miletokm(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 100;\r\ny_correct = 160.9344;\r\nassert(isequal(miletokm(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":441903,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":170,"test_suite_updated_at":"2020-06-14T12:07:50.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-06-14T12:06:46.000Z","updated_at":"2026-03-22T02:39:40.000Z","published_at":"2020-06-14T12:07:50.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml 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words","description_html":"\u003cp\u003eBreak a sentence into cell of words\u003c/p\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 'I am a Cody pro';\r\ny_correct = {'I','am','a','Cody','pro'};\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 'Break this up';\r\ny_correct = {'Break','this','up'};\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 'Lots       of         spaces';\r\ny_correct = {'Lots','of','spaces'};\r\nassert(isequal(your_fcn_name(x),y_correct))","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":29461,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":47,"test_suite_updated_at":"2016-10-23T02:36:06.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2016-10-21T06:33:57.000Z","updated_at":"2026-04-07T11:00:09.000Z","published_at":"2016-10-21T06:33:57.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eBreak a sentence into cell of words\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":2052,"title":"provide the numerical answer to these number questions...","description":"return a row matrix containing the sorted numbers which answer the following questions:\r\n\r\n a) what is the first Knuth number to repeat 3 times?\r\n b) how many Platonic solids are there?\r\n c) what base is the decimal number system in?\r\n d) what is the additive identity?\r\n e) what is the multiplicative identity?\r\n f) what is the smallest perfect number?\r\n g) in the Fibonacci sequence, what is the larget cube number?\r\n h) what is the number of spatial dimension we live in?\r\n i) what is the square of the only even Prime?\r\n j) what is the only even Prime?\r\n k) any number can be divided by this digit if the repeated sum of the digits is this digit\r\n","description_html":"\u003cp\u003ereturn a row matrix containing the sorted numbers which answer the following questions:\u003c/p\u003e\u003cpre\u003e a) what is the first Knuth number to repeat 3 times?\r\n b) how many Platonic solids are there?\r\n c) what base is the decimal number system in?\r\n d) what is the additive identity?\r\n e) what is the multiplicative identity?\r\n f) what is the smallest perfect number?\r\n g) in the Fibonacci sequence, what is the larget cube number?\r\n h) what is the number of spatial dimension we live in?\r\n i) what is the square of the only even Prime?\r\n j) what is the only even Prime?\r\n k) any number can be divided by this digit if the repeated sum of the digits is this digit\u003c/pre\u003e","function_template":"function amat = numtest()\r\namat(1)=100;\r\namat(2)=2;\r\n% etc\r\nend","test_suite":"%% intentionally obfuscated\r\ny_correct = -4.6:.1:-3.6;\r\nassert(isequal(numtest(),int32(10*y_correct+'0'-log10(100)) ))","published":true,"deleted":false,"likes_count":2,"comments_count":3,"created_by":17471,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":59,"test_suite_updated_at":"2017-08-18T16:07:56.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2013-12-15T06:20:43.000Z","updated_at":"2026-04-07T13:37:29.000Z","published_at":"2013-12-15T06:20:43.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ereturn a row matrix containing the sorted numbers which answer the following questions:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"code\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c![CDATA[ a) what is the first Knuth number to repeat 3 times?\\n b) how many Platonic solids are there?\\n c) what base is the decimal number system in?\\n d) what is the additive identity?\\n e) what is the multiplicative identity?\\n f) what is the smallest perfect number?\\n g) in the Fibonacci sequence, what is the larget cube number?\\n h) what is the number of spatial dimension we live in?\\n i) what is the square of the only even Prime?\\n j) what is the only even Prime?\\n k) any number can be divided by this digit if the repeated sum of the digits is this digit]]\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":59551,"title":"Range of Values in a Matrix","description":"Create a function that accepts a matrix of real numbers as input and returns the range of the values contained in the matrix. The range is defined as the difference between the maximum and minimum element. 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The range is defined as the difference between the maximum and minimum element. For a single-element matrix or a matrix with identical elements, the function should return 0.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function valueRange = find_range(matrixInput)\r\n    % Your code goes here\r\nend\r\n","test_suite":"%% Test case 1\r\nx = [1, 2, 3; 4, 5, 6; 7, 8, 9];\r\ny_correct = 8;\r\nassert(isequal(find_range(x), y_correct))\r\n\r\n%% Test case 2\r\nx = [0.5, 0.75; 0.55, 0.7];\r\ny_correct = 0.25;\r\nassert(isequal(find_range(x), y_correct))\r\n\r\n%% Test case 3\r\nx = [100];\r\ny_correct = 0;\r\nassert(isequal(find_range(x), y_correct))\r\n\r\n%% Test case 4\r\nx = [2, 2, 2; 2, 2, 2];\r\ny_correct = 0;\r\nassert(isequal(find_range(x), y_correct))","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":3551517,"edited_by":3551517,"edited_at":"2024-01-09T19:35:19.000Z","deleted_by":null,"deleted_at":null,"solvers_count":33,"test_suite_updated_at":"2024-01-09T19:35:03.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2024-01-09T19:27:40.000Z","updated_at":"2026-04-21T07:09:45.000Z","published_at":"2024-01-09T19:28:19.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCreate a function that accepts a matrix of real numbers as input and returns the range of the values contained in the matrix. The range is defined as the difference between the maximum and minimum element. For a single-element matrix or a matrix with identical elements, the function should return 0.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":58553,"title":"How many offices does MathWorks have in the UK","description":"Please write a function that returns the number of offices MathWorks has in the UK.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407.5px 10.5px; transform-origin: 407.5px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384.5px 10.5px; text-align: left; transform-origin: 384.5px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ePlease write a function that returns the number of offices MathWorks has in the UK.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = num_of_office_uk(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 1;\r\ny_correct = 2;\r\nassert(isequal(num_of_office_uk(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":3495038,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":33,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2023-07-17T11:03:37.000Z","updated_at":"2026-04-21T07:11:34.000Z","published_at":"2023-07-17T11:03:37.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ePlease write a function that returns the number of offices MathWorks has in the UK.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":58733,"title":"Is it the answer to life the universe and everything?","description":"The answer to life the universe and everything is 42, but this is naturally in base 13. Unfortunately, MATLAB is in base 10, so write a function to return the answer to life the universe and everything in base 10.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(205, 214, 244); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(205, 214, 244); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 42px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 21px; transform-origin: 407px 21px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 384px 7.5px; transform-origin: 384px 7.5px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eThe answer to life the universe and everything is 42, but this is naturally in base 13. Unfortunately, MATLAB is in base 10, so write a function to return the answer to life the universe and everything in base 10.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = the_answer()\r\n  y = 42;\r\nend","test_suite":"%%\r\n\r\ny_correct = 54;\r\nassert(isequal(the_answer(),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":2052130,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":33,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2023-07-18T19:34:54.000Z","updated_at":"2026-04-21T07:13:13.000Z","published_at":"2023-07-18T19:34:54.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThe answer to life the universe and everything is 42, but this is naturally in base 13. Unfortunately, MATLAB is in base 10, so write a function to return the answer to life the universe and everything in base 10.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":60176,"title":"Find the number of diagonals in a n sided polygon.","description":"Find the number of diagonals in a n sided polygon.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.5px; transform-origin: 407px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eFind the number of diagonals in a n sided polygon.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = count_diagonals(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx =12;\r\ny_correct =54;\r\nassert(isequal(count_diagonals(x),y_correct))\r\n\r\nx =4;\r\ny_correct =2;\r\nassert(isequal(count_diagonals(x),y_correct))\r\n\r\nx =3;\r\ny_correct =0;\r\nassert(isequal(count_diagonals(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":3469688,"edited_by":3469688,"edited_at":"2024-05-02T19:23:51.000Z","deleted_by":null,"deleted_at":null,"solvers_count":31,"test_suite_updated_at":"2024-05-02T19:23:51.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2024-05-02T18:52:26.000Z","updated_at":"2026-04-21T09:17:01.000Z","published_at":"2024-05-02T19:23:51.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eFind the number of diagonals in a n sided polygon.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":47138,"title":"sign function","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 20.8px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.4px; transform-origin: 407px 10.4px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ereturn the sign function (y) of a given input (x)\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 2;\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = -1;\r\ny_correct = -1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":430136,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":132,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-10-29T18:04:12.000Z","updated_at":"2026-02-08T05:30:26.000Z","published_at":"2020-10-29T18:04:12.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ereturn the sign function (y) of a given input (x)\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":44683,"title":"Perfect Square","description":"Determine if the input is a perfect square (square of an integer) or not.\r\nExample -\r\nIf input is 25(==5^2), return 1.\r\nIf input is 17, return 0.\r\n\r\nUse of if-else and switch is prohibited to prevent hard coded solutions.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 171px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 85.5px; transform-origin: 407px 85.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 222px 8px; transform-origin: 222px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDetermine if the input is a perfect square (square of an integer) or not.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 31px 8px; transform-origin: 31px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eExample -\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 92.5px 8px; transform-origin: 92.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eIf input is 25(==5^2), return 1.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 69px 8px; transform-origin: 69px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eIf input is 17, return 0.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 8px; transform-origin: 0px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 220.5px 8px; transform-origin: 220.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eUse of if-else and switch is prohibited to prevent hard coded solutions.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n%Enter your code\r\nend","test_suite":"%%\r\nfiletext = fileread('your_fcn_name.m');\r\nassert(isempty(strfind(filetext, 'if')))\r\nassert(isempty(strfind(filetext, 'switch')))\r\n%%\r\nx = 0;\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 81;\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 5;\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 1;\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 7;\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 343;\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = pi;\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%Euler's Number\r\nx = exp(1);\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%Iota\r\nx = sqrt(-1);\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 2025;\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 4761;\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%Pythagoras Constant\r\nx = sqrt(2);\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))","published":true,"deleted":false,"likes_count":2,"comments_count":4,"created_by":223089,"edited_by":223089,"edited_at":"2022-06-03T11:00:29.000Z","deleted_by":null,"deleted_at":null,"solvers_count":89,"test_suite_updated_at":"2022-06-03T11:00:29.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2018-06-10T14:46:41.000Z","updated_at":"2026-04-01T13:59:03.000Z","published_at":"2018-06-10T14:46:43.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDetermine if the input is a perfect square (square of an integer) or not.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eExample -\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eIf input is 25(==5^2), return 1.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eIf input is 17, return 0.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eUse of if-else and switch is prohibited to prevent hard coded solutions.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":42268,"title":"Create a square matrix of zeros of even order","description":"Create a square matrix of zeros of even order","description_html":"\u003cp\u003eCreate a square matrix of zeros of even order\u003c/p\u003e","function_template":"function y = zero(x)\r\n  y = zeros(x);\r\nend","test_suite":"%%\r\nx = 2;\r\ny = zeros(2);\r\nassert(isequal(zero(x),y))\r\n\r\n%%\r\nx = 4;\r\ny = zeros(4);\r\nassert(isequal(zero(x),y))\r\n","published":true,"deleted":false,"likes_count":3,"comments_count":0,"created_by":38003,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":187,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2015-04-24T10:40:36.000Z","updated_at":"2026-04-07T19:11:11.000Z","published_at":"2015-04-24T10:40:41.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCreate a square matrix of zeros of even order\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":1801,"title":"03 - Matrix Variables 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MatrixFunc();\r\nassert(isequal(user,ref))","published":true,"deleted":false,"likes_count":3,"comments_count":0,"created_by":15468,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":632,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2013-08-13T14:06:57.000Z","updated_at":"2026-02-09T13:43:25.000Z","published_at":"2013-08-13T14:06:57.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/image\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/media/image1.png\"}],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml 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if ","description":"determine if the elements of a matrix is a nan and return true","description_html":"\u003cp\u003edetermine if the elements of a matrix is a nan and return true\u003c/p\u003e","function_template":"function y = my_function(x)\r\n  y = \r\nend","test_suite":"%%\r\nx = [1 0 5 nan];\r\ny_correct = [0 0 0 1]\r\nassert(isequal(my_function(x),y_correct))\r\n%%\r\nx = [nan 1; 5 nan];\r\ny_correct = [1 0;0 1]\r\nassert(isequal(my_function(x),y_correct))\r\n%%\r\nx = [nan nan nan;nan nan nan];\r\ny_correct = [1 1 1;1 1 1]\r\nassert(isequal(my_function(x),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":88437,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":102,"test_suite_updated_at":"2016-11-28T02:45:31.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2016-11-28T02:42:32.000Z","updated_at":"2026-02-11T18:28:36.000Z","published_at":"2016-11-28T02:42:32.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003edetermine if the elements of a matrix is a nan and return true\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":51097,"title":"STOP that car!!!","description":"The maximum allowed speed for this road is 100. Find the cars that didn't observe the speed limit\r\nArrest and fine them!!!","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 51px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 25.5px; transform-origin: 407px 25.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 305px 8px; transform-origin: 305px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eThe maximum allowed speed for this road is 100. Find the cars that didn't observe the speed limit\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 71.5px 8px; transform-origin: 71.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eArrest and fine them!!!\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = [100 90 110 101 100.5 125 20000];\r\n%what is x(7)!!!!!! \r\ny_correct = [3 4 5 6 7];\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = [1 100.1 105 110 150];\r\n%do we realy need to fine x(2)\r\ny_correct = [2 3 4 5];\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 1:10;\r\n%Nice\r\nassert(isempty(your_fcn_name(x)))\r\n\r\n%%\r\nx = 3e8*(0:0.1:1);\r\n%Bazinga\r\ny_correct = 2:11;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":2,"comments_count":0,"created_by":962179,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":64,"test_suite_updated_at":"2021-07-07T07:37:19.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2021-03-21T09:58:00.000Z","updated_at":"2026-02-11T18:21:49.000Z","published_at":"2021-03-21T10:05:58.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThe maximum allowed speed for this road is 100. Find the cars that didn't observe the speed limit\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eArrest and fine them!!!\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":46813,"title":"Card games","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 20.8px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.4px; transform-origin: 407px 10.4px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ehow many outputs will a shuffled deck of 52 cards have?\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 1;\r\ny_correct =8.0658e+67;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":430136,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":56,"test_suite_updated_at":"2020-10-16T20:35:35.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-10-16T20:34:00.000Z","updated_at":"2026-02-18T21:54:27.000Z","published_at":"2020-10-16T20:35:35.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ehow many outputs will a shuffled deck of 52 cards have?\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":43687,"title":"Change on Spiral Matrix","description":"n\u003e=3, generate a matrix of nth such that n^2 is the max number, and max number must be in [1,1] or [end, end]. One example will be suggested below:\r\nExample : n=4\r\nanswer :\r\n10  9  8  7\r\n11  2  1  6\r\n12  3  4  5\r\n13  14 15 16 ","description_html":"\u003cp\u003en\u0026gt;=3, generate a matrix of nth such that n^2 is the max number, and max number must be in [1,1] or [end, end]. One example will be suggested below:\r\nExample : n=4\r\nanswer :\r\n10  9  8  7\r\n11  2  1  6\r\n12  3  4  5\r\n13  14 15 16\u003c/p\u003e","function_template":"function y = your_fcn_name(n)\r\n  y = n ;\r\nend","test_suite":"%%\r\nn = 5;\r\ny_correct = [25 24 23 22 21;10 9 8 7 20;11 2 1 6 19;12 3 4 5 18;13 14 15 16 17];\r\nassert(isequal(your_fcn_name(n),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":89616,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":59,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2016-11-27T14:08:23.000Z","updated_at":"2026-03-15T03:52:53.000Z","published_at":"2016-11-27T14:09:43.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003en\u0026gt;=3, generate a matrix of nth such that n^2 is the max number, and max number must be in [1,1] or [end, end]. One example will be suggested below: Example : n=4 answer : 10 9 8 7 11 2 1 6 12 3 4 5 13 14 15 16\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"}],"problem_search":{"errors":[],"problems":[{"id":47493,"title":"reverse the order and combine a matrix","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.5px; transform-origin: 407px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ea cool way to shape a Matrix \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)  \r\ny=x;\r\nend","test_suite":"%%\r\nx = 1:6\r\ny_correct = [6,5,4,3,2,1; 1,2,3,4,5,6]';\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":3,"created_by":541988,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":69,"test_suite_updated_at":"2020-11-13T19:51:27.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-11-13T02:37:10.000Z","updated_at":"2026-04-18T06:41:04.000Z","published_at":"2020-11-13T19:51:27.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ea cool way to shape a Matrix \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":57978,"title":"Calculate BMI","description":"Given weight in kgs and height in metres, calculate body mass index","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407.5px 10.5px; transform-origin: 407.5px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384.5px 10.5px; text-align: left; transform-origin: 384.5px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eGiven weight in kgs and height in metres, calculate body mass index\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = bmi(a,b)\r\n  y = [a,b];\r\nend","test_suite":"%%\r\na = 100;\r\nb=1.82\r\ny_correct = 30.18;\r\nassert(isequal(bmi(a,b),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":3,"created_by":2457335,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":35,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2023-04-13T23:51:12.000Z","updated_at":"2026-04-20T02:11:26.000Z","published_at":"2023-04-13T23:51:12.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGiven weight in kgs and height in metres, calculate body mass index\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":49657,"title":"Determine the area of square if length of the diagonal is given","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.5px; transform-origin: 407px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eWe have to find the area of square if the length of the diagonal of a square is given.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 4;\r\ny_correct = 8;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":822117,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":72,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-12-29T15:05:52.000Z","updated_at":"2026-02-06T15:13:38.000Z","published_at":"2020-12-29T15:05:52.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eWe have to find the area of square if the length of the diagonal of a square is given.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":42253,"title":"Variable_Addition","description":"be able to add any variable to the number one","description_html":"\u003cp\u003ebe able to add any variable to the number one\u003c/p\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 1;\r\ny_correct = 2;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":34002,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":182,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2015-04-23T19:33:40.000Z","updated_at":"2026-02-05T12:18:34.000Z","published_at":"2015-04-23T19:33:40.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ebe able to add any variable to the number one\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":44303,"title":"Find the sum of the largest two elements in a vector","description":"With this one, you have to find the two largest elements in a vector and output the sum of those numbers.","description_html":"\u003cp\u003eWith this one, you have to find the two largest elements in a vector and output the sum of those numbers.\u003c/p\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = ...;\r\nend","test_suite":"%%\r\nx = [1 2 3 4 5];\r\ny_correct = 9;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 1:100;\r\ny_correct = 199;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 100:-1:1;\r\ny_correct = 199;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = ones(1,10);\r\ny_correct = 2;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 2:2:10;\r\ny_correct = 18;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = [561 13 3544 89 65 4615 561 32 8 958 65 69451];\r\ny_correct = 74066;\r\nassert(isequal(your_fcn_name(x),y_correct))","published":true,"deleted":false,"likes_count":0,"comments_count":1,"created_by":12852,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":116,"test_suite_updated_at":"2017-09-08T19:49:23.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2017-09-06T01:25:16.000Z","updated_at":"2026-02-15T10:34:07.000Z","published_at":"2017-09-06T01:25:16.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eWith this one, you have to find the two largest elements in a vector and output the sum of those numbers.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray 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Always check the diagonal top to bottom. Return True if the matrix is empty.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 231px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 115.5px; transform-origin: 407px 115.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eYour function should return True if the secondary diagonal is equal to diagonal, and False otherwise.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eEg: M = [1 2 1 \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e               3 4 4\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e               7 5 7]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eThe output is True\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eM=[1 2\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e       1 2]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eThe output is False. Always check the diagonal top to bottom. Return True if the matrix is empty.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = check_Diagonals(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = [1 2 1; 3 4 4 ; 7 5 7];\r\ny_correct = 1;\r\nassert(isequal(check_Diagonals(x),y_correct))\r\n\r\n%%\r\nx = [1 2 ; 1 2];\r\ny_correct = 0;\r\nassert(isequal(check_Diagonals(x),y_correct))\r\n\r\n%%\r\nx = [1 2 ; 1 2];\r\ny_correct = 0;\r\nassert(isequal(check_Diagonals(x),y_correct))\r\n\r\n%%\r\nx = [7];\r\ny_correct = 1;\r\nassert(isequal(check_Diagonals(x),y_correct))\r\n\r\n%%\r\nx = [];\r\ny_correct = 1;\r\nassert(isequal(check_Diagonals(x),y_correct))\r\n\r\n%%\r\nx = [17 21 13 4 17; -4 21 -1 21 56 ; 4 99 26 156 -352; 43 5 0 5 6; 9 1 49 101 9];\r\ny_correct=1;\r\nassert(isequal(check_Diagonals(x),y_correct))","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":1985630,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":39,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2022-03-04T17:27:28.000Z","updated_at":"2026-02-10T19:02:59.000Z","published_at":"2022-03-04T17:27:28.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eYour function should return True if the secondary diagonal is equal to diagonal, and False otherwise.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eEg: M = [1 2 1 \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e               3 4 4\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e               7 5 7]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThe output is True\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eM=[1 2\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e       1 2]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThe output is False. Always check the diagonal top to bottom. Return True if the matrix is empty.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":49688,"title":"find the index of local minimum in the matrix","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 51px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407.5px 25.5px; transform-origin: 407.5px 25.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384.5px 10.5px; text-align: left; transform-origin: 384.5px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 68.25px 7.7px; transform-origin: 68.25px 7.7px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003ep=[ 1 2 3; 4 0 6;1 2 3];\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384.5px 10.5px; text-align: left; transform-origin: 384.5px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 23.5333px 7.7px; transform-origin: 23.5333px 7.7px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eo=[2 2];\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = peak(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = [ 1 2 3; 4 0 6;1 2 3];;\r\ny_correct = [2,2];\r\nassert(isequal(peak(x),y_correct))\r\n\r\n%%\r\nx = [ 3 12 3; 4 9 6;3 20 2];;\r\ny_correct = [3,3];\r\nassert(isequal(peak(x),y_correct))\r\n\r\n%%\r\nx = [ 1 0 3; 4 9 6;1 2 4];;\r\ny_correct = [1,2];\r\nassert(isequal(peak(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":610936,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":35,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-12-31T02:52:50.000Z","updated_at":"2026-02-15T10:37:47.000Z","published_at":"2020-12-31T03:42:53.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ep=[ 1 2 3; 4 0 6;1 2 3];\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eo=[2 2];\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":34449,"title":"cube of number","description":"find cube of number ","description_html":"\u003cp\u003efind cube of number\u003c/p\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 2;\r\ny_correct = 8;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = -3;\r\ny_correct = -27;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n\r\n%%\r\nx = 0;\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":11059,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":169,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2015-04-14T09:02:23.000Z","updated_at":"2026-02-15T10:31:44.000Z","published_at":"2015-04-14T09:02:23.000Z","restored_at":"2015-04-23T20:50:45.000Z","restored_by":1,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003efind cube of number\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":47380,"title":"Intercambiar columnas - UC3M","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 220.4px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 110.2px; transform-origin: 407px 110.2px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 41.6px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 20.8px; text-align: left; transform-origin: 384px 20.8px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ex es una matriz cuadrada nxn. Necesitamos intercambiar los valores de la primera columna por los de la última, las demás se quedan igual.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.8px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ePor ejemplo, si\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.8px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ex=[ 1 2 3 4;\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.8px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e      5 6 7 8]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.8px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003equeremos conseguir \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.8px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ey=[ 4 2 3 1;\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.8px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e      8 6 7 5]\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function x = intercambiarCols(x)\r\n% La nueva matriz tambien se guarda en la variable x\r\n\r\nend","test_suite":"%%\r\nx = [1 2 3;4 5 6];\r\ny_correct = [3 2 1;6 5 4];\r\nassert(isequal(intercambiarCols(x),y_correct))\r\n%%\r\nx = [1 2 3 4;5 6 7 8];\r\ny_correct = [4 2 3 1;8 6 7 5];\r\nassert(isequal(intercambiarCols(x),y_correct))\r\n%%\r\nx = [1 2 3 4 5; 6 7 8 9 10];\r\ny_correct = [5 2 3 4 1;10 7 8 9 6];\r\nassert(isequal(intercambiarCols(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":583531,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":36,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-11-06T14:40:40.000Z","updated_at":"2026-02-05T14:15:49.000Z","published_at":"2020-11-06T14:40:40.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ex es una matriz cuadrada nxn. Necesitamos intercambiar los valores de la primera columna por los de la última, las demás se quedan igual.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ePor ejemplo, si\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ex=[ 1 2 3 4;\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e      5 6 7 8]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003equeremos conseguir \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ey=[ 4 2 3 1;\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e      8 6 7 5]\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":42524,"title":"Xor of matrix","description":"you have to set exclusive OR of two arrays","description_html":"\u003cp\u003eyou have to set exclusive OR of two arrays\u003c/p\u003e","function_template":"function y = array_xor(a,b)\r\ny = enter your code\r\nend","test_suite":"%%\r\na=[1 2 5];\r\nb=[6 4 3];\r\ny_correct = [1   2   3   4   5   6];\r\nassert(isequal(array_xor(a,b),y_correct))\r\n%%\r\na=[1 2 5 4];\r\nb=[8 6 9 2];\r\ny_correct = [1   4   5   6   8   9];\r\nassert(isequal(array_xor(a,b),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":3,"created_by":46868,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":61,"test_suite_updated_at":"2015-08-24T06:22:20.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2015-08-20T12:48:44.000Z","updated_at":"2026-02-15T10:40:05.000Z","published_at":"2015-08-20T12:52:25.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eyou have to set exclusive OR of two arrays\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":42715,"title":" Throw common elements of two vector arrays in sorted manner","description":"\r\nThrow common elements as output in sorted manner (acending order) of two given input vector arrays","description_html":"\u003cp\u003eThrow common elements as output in sorted manner (acending order) of two given input vector arrays\u003c/p\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nA = [1 2 3 4 5 6 7 8];\r\nB = [4 5 6 6 7 0 12 34];\r\ny_correct = [7 6 5 4];\r\nassert(isequal(your_fcn_name(A,B),y_correct))\r\n\r\n%%\r\nA = [1 2 3 4 5 6 71 8];\r\nB = [4 5 6 6 7 0 12 34];\r\ny_correct = [6 5 4];\r\nassert(isequal(your_fcn_name(A,B),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":2,"created_by":46868,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":74,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2016-01-15T10:10:48.000Z","updated_at":"2026-02-28T08:11:04.000Z","published_at":"2016-01-15T10:17:09.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThrow common elements as output in sorted manner (acending order) of two given input vector arrays\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":55195,"title":"Sequence","description":"Let S be a sequence of numbers \r\n\r\nLet \r\n\r\nFind  for some , where  and .\r\n\r\nUpdate - test suite cleaned up on 2-9-22","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 204px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 102px; transform-origin: 407px 102px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 22px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 11px; text-align: left; transform-origin: 384px 11px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 105px 8px; transform-origin: 105px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eLet S be a sequence of numbers \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"vertical-align:-6px\"\u003e\u003cimg 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font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 11px; text-align: left; transform-origin: 384px 11px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 12px 8px; transform-origin: 12px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eLet \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"vertical-align:-6px\"\u003e\u003cimg 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font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 11px; text-align: left; transform-origin: 384px 11px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 16px 8px; transform-origin: 16px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eFind \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"vertical-align:-6px\"\u003e\u003cimg 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width=\"41.5\" height=\"20\"\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 16px 8px; transform-origin: 16px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e and \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"vertical-align:-6px\"\u003e\u003cimg src=\"data:image/png;base64,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\" 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margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 8px; transform-origin: 0px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 127.5px 8px; transform-origin: 127.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eUpdate - test suite cleaned up on 2-9-22\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = summation(n)\r\n  y = x;\r\nend","test_suite":"%%\r\nassert(isequal(summation(1),1))\r\n%%\r\nassert(isequal(summation(2),2))\r\n%%\r\nassert(isequal(summation(3),1))\r\n%%\r\nassert(isequal(summation(4),-1))\r\n%%\r\nassert(isequal(summation(5),-2))\r\n%%\r\nassert(isequal(summation(6),-1))","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":2457030,"edited_by":223089,"edited_at":"2022-09-02T13:52:45.000Z","deleted_by":null,"deleted_at":null,"solvers_count":35,"test_suite_updated_at":"2022-09-02T13:49:11.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2022-07-13T21:23:39.000Z","updated_at":"2026-03-04T13:46:29.000Z","published_at":"2022-07-13T21:23:39.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" 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w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eLet \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"false\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003ea_n = a_{n-1} -a_{n-2}\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eFind \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"false\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003ea_k\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003cw:r\u003e\u003cw:t\u003e for some \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"false\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003ek\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003cw:r\u003e\u003cw:t\u003e, where \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"false\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003ea_1=1\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003cw:r\u003e\u003cw:t\u003e and \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"false\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003ea_2=2\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003cw:r\u003e\u003cw:t\u003e.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eUpdate - test suite cleaned up on 2-9-22\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":56408,"title":"Zero or hero","description":"A number will be given as an input. You can be hero if it's not zero.\r\n(Just for fun)","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 51px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 343px 25.5px; transform-origin: 343px 25.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 320px 10.5px; text-align: left; transform-origin: 320px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eA number will be given as an input. You can be hero if it's not zero.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 320px 10.5px; text-align: left; transform-origin: 320px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e(Just for fun)\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 1;\r\ny_correct = 'Hero';\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 0;\r\ny_correct = 'Zero';\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 5;\r\ny_correct = 'Hero';\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 10;\r\ny_correct = 'Hero';\r\nassert(isequal(your_fcn_name(x),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":589324,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":35,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2022-10-23T03:54:31.000Z","updated_at":"2026-04-20T02:16:05.000Z","published_at":"2022-10-23T03:54:31.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eA number will be given as an input. You can be hero if it's not zero.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e(Just for fun)\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":1806,"title":"04 - Scalar Equations 1","description":"Define the variable a:\r\n\r\n\u003c\u003chttp://samle.dk/STTBDP/Assignment1_4-a.png\u003e\u003e\r\n \r\nUse this to calculate x:\r\n\r\n\u003c\u003chttp://samle.dk/STTBDP/Assignment1_4a.png\u003e\u003e","description_html":"\u003cp\u003eDefine the variable a:\u003c/p\u003e\u003cimg src = \"http://samle.dk/STTBDP/Assignment1_4-a.png\"\u003e\u003cp\u003eUse this to calculate x:\u003c/p\u003e\u003cimg src = \"http://samle.dk/STTBDP/Assignment1_4a.png\"\u003e","function_template":"function [x a] = MyFunc()\r\n  *Insert code here\r\nend","test_suite":"%%\r\na=10;\r\nref = 1/(1+exp(-(a-15)/6));\r\nuser = MyFunc();\r\nassert(isequal(user,ref))\r\n\r\n%%\r\n[x a] = MyFunc();\r\nassert(a==10);","published":true,"deleted":false,"likes_count":6,"comments_count":0,"created_by":15468,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":578,"test_suite_updated_at":"2013-08-14T08:43:29.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2013-08-14T08:30:55.000Z","updated_at":"2026-03-02T22:28:07.000Z","published_at":"2013-08-14T08:31:27.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/image\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/media/image1.png\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/image\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/media/image2.png\"}],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDefine the variable a:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:customXml w:element=\\\"image\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"height\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"width\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"relationshipId\\\" w:val=\\\"rId1\\\"/\u003e\u003c/w:customXmlPr\u003e\u003c/w:customXml\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eUse this to calculate x:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:customXml w:element=\\\"image\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"height\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"width\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"relationshipId\\\" w:val=\\\"rId2\\\"/\u003e\u003c/w:customXmlPr\u003e\u003c/w:customXml\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"},{\"partUri\":\"/media/image1.png\",\"contentType\":\"image/png\",\"content\":\"data:image/png;base64,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\"},{\"partUri\":\"/media/image2.png\",\"contentType\":\"image/png\",\"content\":\"data:image/png;base64,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\"}]}"},{"id":2068,"title":"Determine the square root","description":"Determine the square root of the value the user has entered, n.","description_html":"\u003cp\u003eDetermine the square root of the value the user has entered, n.\u003c/p\u003e","function_template":"function y = your_fcn_name(n)\r\n  y = n;\r\nend","test_suite":"%%\r\nn = 4;\r\ny_correct = 2;\r\nassert(isequal(your_fcn_name(n),y_correct))\r\n\r\n%%\r\nn = 16;\r\ny_correct = 4;\r\nassert(isequal(your_fcn_name(n),y_correct))\r\n\r\n%%\r\nn = 285156;\r\ny_correct = 534;\r\nassert(isequal(your_fcn_name(n),y_correct))\r\n\r\n","published":true,"deleted":false,"likes_count":7,"comments_count":2,"created_by":21190,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":793,"test_suite_updated_at":"2014-01-14T22:26:31.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2013-12-20T14:22:47.000Z","updated_at":"2026-04-12T20:34:17.000Z","published_at":"2013-12-20T14:22:47.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml 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Periodic Payment (Present Value)","description":"Theorem : Present Value of an Ordinary Annuity\r\n\r\nwhere;\r\nP : Present value of all payments\r\nA : Periodic payment\r\nr : Interest rate per period\r\nn : Number of periods (peyments)\r\nCalculate A, given P, r and n. Round to the nearest cent. ","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 230.377px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 406.997px 115.188px; transform-origin: 406.997px 115.188px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21.0018px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.996px 10.5009px; text-align: left; transform-origin: 383.996px 10.5009px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eTheorem : Present Value of an Ordinary Annuity\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 37.6379px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.996px 18.8189px; text-align: left; transform-origin: 383.996px 18.8189px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"vertical-align:-16px\"\u003e\u003cimg src=\"data:image/png;base64,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\" width=\"116\" height=\"37.5\" style=\"width: 116px; height: 37.5px;\"\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21.0018px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.996px 10.5009px; text-align: left; transform-origin: 383.996px 10.5009px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ewhere;\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cul style=\"block-size: 81.7555px; font-family: Helvetica, Arial, sans-serif; list-style-type: square; margin-block-end: 20px; margin-block-start: 10px; margin-bottom: 20px; margin-top: 10px; perspective-origin: 390.993px 40.8778px; transform-origin: 390.998px 40.8778px; margin-top: 10px; margin-bottom: 20px; \"\u003e\u003cli style=\"block-size: 20.4389px; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 362.994px 10.2137px; text-align: left; transform-origin: 363px 10.2194px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eP : Present value of all payments\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"block-size: 20.4389px; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 362.994px 10.2137px; text-align: left; transform-origin: 363px 10.2194px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eA : Periodic payment\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"block-size: 20.4389px; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 362.994px 10.2137px; text-align: left; transform-origin: 363px 10.2194px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003er : Interest rate per period\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"block-size: 20.4389px; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 362.994px 10.2137px; text-align: left; transform-origin: 363px 10.2194px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003en : Number of periods (peyments)\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003c/ul\u003e\u003cdiv style=\"block-size: 21.0018px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.996px 10.5009px; text-align: left; transform-origin: 383.996px 10.5009px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eCalculate A, given P, r and n. Round to the nearest cent. \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function A = annuityPPayment(P,r,n)\r\n\r\nend","test_suite":"%%\r\nP = 1500;\r\nr = 0.07;\r\nn = 20;\r\nA = 141.59;\r\nassert(abs(annuityPPayment(P,r,n) - A )\u003c= 1e-2)\r\n\r\n%%\r\nP = 1e6;\r\nr = 0.005;\r\nn = 240;\r\nA = 7164.31;\r\nassert(abs(annuityPPayment(P,r,n) - A )\u003c= 1e-2)\r\n\r\n%%\r\nP = 50000;\r\nr = 0.1;\r\nn = 3;\r\nA = 20105.74;\r\nassert(abs(annuityPPayment(P,r,n) - A )\u003c= 1e-2)\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":8703,"edited_by":8703,"edited_at":"2022-10-01T16:32:47.000Z","deleted_by":null,"deleted_at":null,"solvers_count":36,"test_suite_updated_at":"2022-10-01T16:32:47.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2022-09-30T08:07:42.000Z","updated_at":"2026-02-09T13:35:50.000Z","published_at":"2022-09-30T16:53:42.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eTheorem : Present Value of an Ordinary Annuity\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"true\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003eP = A \\\\frac{(1+r)^n-1}{r (1+r)^n}\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ewhere;\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eP : Present value of all payments\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eA : Periodic payment\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003er : Interest rate per period\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003en : Number of periods (peyments)\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCalculate A, given P, r and n. Round to the nearest cent. \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":46773,"title":"PIN code","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 40.7273px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 20.3636px; transform-origin: 407px 20.3636px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 20.3636px; text-align: left; transform-origin: 384px 20.3636px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eA cell phones requires a PIN code to open which only includes numbers; how many possible input numbers are available with X input slots.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 4;\r\ny_correct = 10000;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 1;\r\ny_correct = 10;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 10;\r\ny_correct = 10^10;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":430136,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":102,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-10-16T18:53:35.000Z","updated_at":"2026-02-15T10:54:18.000Z","published_at":"2020-10-16T18:53:35.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eA cell phones requires a PIN code to open which only includes numbers; how many possible input numbers are available with X input slots.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":42594,"title":"UICBioE240 problem 1.13","description":"Compute the following - \r\ny = x^5/(x^-1) and\r\ny = (1-(1/x^5))^-1.\r\nHave the final answer of y to equal a 1 by 2 vector.","description_html":"\u003cp\u003eCompute the following - \r\ny = x^5/(x^-1) and\r\ny = (1-(1/x^5))^-1.\r\nHave the final answer of y to equal a 1 by 2 vector.\u003c/p\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 2;\r\ny_correct = [64 32/31]\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":50124,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":173,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2015-09-10T18:44:23.000Z","updated_at":"2026-02-15T10:55:23.000Z","published_at":"2015-09-10T18:44:23.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCompute the following - y = x^5/(x^-1) and y = (1-(1/x^5))^-1. Have the final answer of y to equal a 1 by 2 vector.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":55160,"title":"Find distance travelled by an object starting from rest in time 't' and linear acceleration 'a' = 3t","description":"Find distance travelled by an object starting from rest in time 't' with linear acceleration a = 3t. You are given time t as an input to the function.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 42px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 21px; transform-origin: 407px 21px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eFind distance travelled by an object starting from rest in time 't' with linear acceleration a = 3t. You are given time t as an input to the function.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function s = your_fcn_name(t)\r\n  s = a;\r\nend","test_suite":"%%\r\nt = 2;\r\ny_correct = 4;\r\nassert(isequal(your_fcn_name(t),y_correct))\r\n\r\n%%\r\nt = 0;\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(t),y_correct))\r\n\r\n%%\r\nt = 1;\r\ny_correct = 0.5;\r\nassert(isequal(your_fcn_name(t),y_correct))\r\n\r\n%%\r\nt = 12;\r\ny_correct = 864;\r\nassert(isequal(your_fcn_name(t),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":2,"created_by":2439180,"edited_by":2439180,"edited_at":"2022-07-13T19:07:25.000Z","deleted_by":null,"deleted_at":null,"solvers_count":37,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2022-07-13T19:07:08.000Z","updated_at":"2026-02-08T05:29:58.000Z","published_at":"2022-07-13T19:07:25.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eFind distance travelled by an object starting from rest in time 't' with linear acceleration a = 3t. You are given time t as an input to the function.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":2166,"title":"Concatenate a successive power matrix in a column matrix","description":"Generate F = [M1 M^2 ... M^p] with M a matrix, without using for.","description_html":"\u003cp\u003eGenerate F = [M1 M^2 ... M^p] with M a matrix, without using for.\u003c/p\u003e","function_template":"function F = powerConcat(M,p)\r\n  F = M;\r\nend","test_suite":"M=magic(4)\r\np=ceil(4*rand());\r\nF=M;\r\nfor i=2:p\r\nF=[F M^i];\r\nend\r\n%%\r\nassert(isequal(powerConcat(M,p),F))\r\n","published":true,"deleted":false,"likes_count":2,"comments_count":3,"created_by":19758,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":75,"test_suite_updated_at":"2017-12-06T14:09:14.000Z","rescore_all_solutions":true,"group_id":1,"created_at":"2014-02-07T09:56:02.000Z","updated_at":"2026-02-20T08:37:21.000Z","published_at":"2014-02-07T10:05:11.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGenerate F = [M1 M^2 ... M^p] with M a matrix, without using for.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":1791,"title":"02 - Vector Variables 1","description":"Make the following variable:\r\n\r\n\u003c\u003chttp://samle.dk/STTBDP/Assignment1_2a.png\u003e\u003e","description_html":"\u003cp\u003eMake the following variable:\u003c/p\u003e\u003cimg src = \"http://samle.dk/STTBDP/Assignment1_2a.png\"\u003e","function_template":"function aVec = VectorFunc()\r\n  *Insert code here\r\nend","test_suite":"%%\r\naVec = [3.14 15 9 26];\r\na = VectorFunc();\r\nassert(isequal(a,aVec))\r\n","published":true,"deleted":false,"likes_count":2,"comments_count":1,"created_by":15468,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":721,"test_suite_updated_at":"2013-08-27T09:52:03.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2013-08-13T13:23:08.000Z","updated_at":"2026-03-05T09:24:53.000Z","published_at":"2013-08-13T13:23:08.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/image\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/media/image1.png\"}],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eMake the following variable:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:customXml w:element=\\\"image\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"height\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"width\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"relationshipId\\\" w:val=\\\"rId1\\\"/\u003e\u003c/w:customXmlPr\u003e\u003c/w:customXml\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"},{\"partUri\":\"/media/image1.png\",\"contentType\":\"image/png\",\"content\":\"data:image/png;base64,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\"}]}"},{"id":48980,"title":"F-score","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 343px 10.5px; transform-origin: 343px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 320px 10.5px; text-align: left; transform-origin: 320px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eCalculate the F-score given TP, FP and FN. \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = F_score(tp,fp,fn)\r\n  y = x;\r\nend","test_suite":"%%\r\ntp=4;\r\nfp=5;\r\nfn=3;\r\nassert(isequal(F_score(tp,fp,fn),0.5))\r\n%%\r\ntp=30;\r\nfp=40;\r\nfn=52;\r\nassert(isequal(F_score(tp,fp,fn),0.3947))\r\n%%\r\ntp=70;\r\nfp=50;\r\nfn=0;\r\nassert(isequal(F_score(tp,fp,fn),0.7368))\r\n\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":698530,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":30,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-12-22T16:02:28.000Z","updated_at":"2026-04-06T14:16:47.000Z","published_at":"2020-12-31T01:19:51.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCalculate the F-score given TP, FP and FN. \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":50544,"title":"Number Puzzle - 087","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.5px; transform-origin: 407px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eGive an example of a six-digit prime number \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003eabcdef\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e where \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003eab\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e, \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003ecd\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e, and \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003eef\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e are also primes.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y=puzzle_087()\r\n  y=123456;\r\nend","test_suite":"%%\r\ny=puzzle_087();\r\na=num2str(y);\r\nassert(isequal(length(a),6))\r\nassert(isprime(str2num(strcat(a(1),a(2)))))\r\nassert(isprime(str2num(strcat(a(3),a(4)))))\r\nassert(isprime(str2num(strcat(a(5),a(6)))))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":180632,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":33,"test_suite_updated_at":"2021-02-25T02:13:17.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2021-02-25T00:41:46.000Z","updated_at":"2026-04-16T08:09:36.000Z","published_at":"2021-02-25T02:13:17.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGive an example of a six-digit prime number \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eabcdef\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e where \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eab\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e, \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003ecd\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e, and \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eef\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e are also primes.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":50539,"title":"Number Puzzle - 086","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.5px; transform-origin: 407px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eGive an example of a four-digit prime number \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003eabcd\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e where \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003eac\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e and \u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"font-style: italic; \"\u003ebd\u003c/span\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e are also primes.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y=puzzle_086()\r\n  y=1234;\r\nend","test_suite":"%%\r\ny=puzzle_086();\r\na=num2str(y);\r\nassert(isequal(length(a),4))\r\nassert(isprime(str2num(strcat(a(1),a(3)))))\r\nassert(isprime(str2num(strcat(a(2),a(4)))))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":180632,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":33,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2021-02-25T00:38:17.000Z","updated_at":"2026-04-16T08:03:21.000Z","published_at":"2021-02-25T00:38:17.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGive an example of a four-digit prime number \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eabcd\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr/\u003e\u003cw:t\u003e where \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003eac\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr/\u003e\u003cw:t\u003e and \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:i/\u003e\u003c/w:rPr\u003e\u003cw:t\u003ebd\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr/\u003e\u003cw:t\u003e are also primes.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":42363,"title":"Normalize by maximum","description":"Subtract the maximum value in a column from the corresponding columns of a matrix.","description_html":"\u003cp\u003eSubtract the maximum value in a column from the corresponding columns of a matrix.\u003c/p\u003e","function_template":"function y = normalize(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = [1 2 3; 4 5 6];\r\ny_correct = [-3,-3,-3;0,0,0];\r\nassert(isequal(normalize(x),y_correct))\r\n\r\n%%\r\nx=[1; 2; 3]\r\ny_correct = [-2;-1;0];\r\nassert(isequal(normalize(x),y_correct))\r\n\r\n%%\r\nx=[16 2 3 13;5 11 10 8;9 7 6 12;4 14 15 1]\r\ny_correct = [0 -12 -12 0;-11 -3 -5 -5; -7 -7 -9 -1;-12 0 0 -12];\r\nassert(isequal(normalize(x),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":45465,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":56,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2015-06-08T08:46:15.000Z","updated_at":"2026-04-21T05:16:13.000Z","published_at":"2015-06-08T08:46:55.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eSubtract the maximum value in a column from the corresponding columns of a matrix.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":58802,"title":"Array Height (no usage of size)","description":"Find the array height, the number of rows. \r\nSize may not be used.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 51px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 25.5px; transform-origin: 407px 25.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 134.5px 8px; transform-origin: 134.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eFind the array height, the number of rows. \u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 69.5px 8px; transform-origin: 69.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eSize may not be used.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function h = find_height(m)\r\n h=0;\r\nend","test_suite":"%%\r\nw=randi(10);\r\nh=randi(10);\r\nm=ones(h,w);\r\nassert(isequal(find_height(m),h))\r\n%%\r\nfiletext = fileread('find_height.m');\r\nassert(~contains(filetext,'size'));","published":true,"deleted":false,"likes_count":0,"comments_count":1,"created_by":3097,"edited_by":3097,"edited_at":"2023-08-04T14:36:31.000Z","deleted_by":null,"deleted_at":null,"solvers_count":32,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2023-08-04T14:34:06.000Z","updated_at":"2026-04-01T13:49:02.000Z","published_at":"2023-08-04T14:36:31.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eFind the array height, the number of rows. \u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eSize may not be used.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":47445,"title":"Solve the equation. Find X.","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 109.667px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 406.5px 54.8333px; transform-origin: 406.5px 54.8333px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 20.6667px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 10.3333px; text-align: left; transform-origin: 383.5px 10.3333px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.6667px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 10.3333px; text-align: left; transform-origin: 383.5px 10.3333px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e% When input A is [3 4 7], the equation is '3X+4=7 '. then, calculate X.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.6667px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 10.3333px; text-align: left; transform-origin: 383.5px 10.3333px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.6667px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 10.3333px; text-align: left; transform-origin: 383.5px 10.3333px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function x = your_fcn_name(A)\r\n  x = A;\r\nend","test_suite":"%%\r\nA = [3 4 7];\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(A),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":2,"created_by":71768,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":64,"test_suite_updated_at":"2020-11-11T07:52:49.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-11-11T07:50:41.000Z","updated_at":"2026-02-15T11:09:35.000Z","published_at":"2020-11-11T07:50:41.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e% When input A is [3 4 7], the equation is '3X+4=7 '. then, calculate X.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":47128,"title":"Test","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 41.6px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 20.8px; transform-origin: 407px 20.8px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 20.8px; text-align: left; transform-origin: 384px 20.8px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ein a given test, a correct answer scores 3 points, while a wrong answer scores -1. determine whether a person passes the test or not. C:correct, N:neutral, W:wrong, the threshhold is 50 out of 90 for a 30 questions test.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nC=20\r\nN=0\r\nW=10\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(C,N,W),y_correct))\r\n\r\n%%\r\nC=19\r\nN=1\r\nW=10\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(C,N,W),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":430136,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":59,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-10-29T17:39:50.000Z","updated_at":"2026-02-26T11:45:28.000Z","published_at":"2020-10-29T17:39:50.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ein a given test, a correct answer scores 3 points, while a wrong answer scores -1. determine whether a person passes the test or not. C:correct, N:neutral, W:wrong, the threshhold is 50 out of 90 for a 30 questions test.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":44493,"title":"The great 82-year-old","description":"Let's answer the question below;\r\n\r\n'I am *x* years old and I have never written programs.\r\nIf I study from now, will I be able to develop programs?'\r\n\r\ninput *x* (years old) \u003e\u003e\u003e output 'Yes' or 'No'","description_html":"\u003cp\u003eLet's answer the question below;\u003c/p\u003e\u003cp\u003e'I am \u003cb\u003ex\u003c/b\u003e years old and I have never written programs.\r\nIf I study from now, will I be able to develop programs?'\u003c/p\u003e\u003cp\u003einput \u003cb\u003ex\u003c/b\u003e (years old) \u0026gt;\u0026gt;\u0026gt; output 'Yes' or 'No'\u003c/p\u003e","function_template":"function Answer = Age(x)\r\n  Answer = 'Yes';\r\nend","test_suite":"%%\r\nx = 20;\r\ny_correct = 'Yes';\r\nassert(isequal(Age(x),y_correct))\r\n%%\r\nx = 40;\r\ny_correct = 'Yes';\r\nassert(isequal(Age(x),y_correct))\r\n%% Great Ms Masako Wakamiya\r\nx = 82-1;\r\ny_correct = 'Yes';\r\nassert(isequal(Age(x),y_correct))","published":true,"deleted":false,"likes_count":3,"comments_count":0,"created_by":137687,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":152,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2018-01-08T12:47:36.000Z","updated_at":"2026-02-15T11:10:56.000Z","published_at":"2018-01-08T12:58:55.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eLet's answer the question below;\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e'I am\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003ex\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e years old and I have never written programs. If I study from now, will I be able to develop programs?'\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003einput\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:rPr\u003e\u003cw:b/\u003e\u003c/w:rPr\u003e\u003cw:t\u003ex\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e (years old) \u0026gt;\u0026gt;\u0026gt; output 'Yes' or 'No'\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":45927,"title":"GPA","description":"Math's credit is 5 and you got x | Physics's credit 7 and you got y what is your GPA ","description_html":"\u003cp\u003eMath's credit is 5 and you got x | Physics's credit 7 and you got y what is your GPA\u003c/p\u003e","function_template":"function z = gpa(x,y)\r\n  z = x and y;\r\nend","test_suite":"%%\r\nx = 75;\r\ny = 81;\r\nz_correct = 78.5;\r\nassert(isequal(gpa(x,y),z_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":441903,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":115,"test_suite_updated_at":"2020-06-14T12:04:49.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-06-14T12:00:53.000Z","updated_at":"2026-02-15T11:17:42.000Z","published_at":"2020-06-14T12:04:06.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eMath's credit is 5 and you got x | Physics's credit 7 and you got y what is your GPA\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":45933,"title":"Watt","description":"Ampere x Volt = Watt","description_html":"\u003cp\u003eAmpere x Volt = Watt\u003c/p\u003e","function_template":"function y = watt(A,V)\r\n  y = A and V;\r\nend","test_suite":"%%\r\nV = 24;\r\nA = 15;\r\ny_correct = 360;\r\nassert(isequal(watt(A,V),y_correct))\r\n","published":true,"deleted":false,"likes_count":2,"comments_count":0,"created_by":441903,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":112,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-06-14T12:17:37.000Z","updated_at":"2026-02-15T11:18:17.000Z","published_at":"2020-06-14T12:17:37.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eAmpere x Volt = Watt\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":44729,"title":"Pass the Threshold!!","description":"Write a Matlab function that will take as input a matrix of arbitrary dimensions and a\r\nscalar threshold value, and return a vector of all the elements of the matrix that exceed the threshold. The first line of your function should be\r\nfunction xout = threshold(xin,t)\r\nwhere xout is the output vector, xin is the input matrix, and t is the threshold value.","description_html":"\u003cp\u003eWrite a Matlab function that will take as input a matrix of arbitrary dimensions and a\r\nscalar threshold value, and return a vector of all the elements of the matrix that exceed the threshold. The first line of your function should be\r\nfunction xout = threshold(xin,t)\r\nwhere xout is the output vector, xin is the input matrix, and t is the threshold value.\u003c/p\u003e","function_template":"function xout = threshold(xin,t)\r\n  xout = xin;\r\nend","test_suite":"%%\r\nxin = magic(3);\r\nt=2;\r\nxout =[8 3 4 5 9 6 7];\r\nassert(isequal(threshold(xin,t),xout))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":29500,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":51,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2018-08-13T17:14:49.000Z","updated_at":"2026-02-11T18:13:23.000Z","published_at":"2018-08-13T17:14:49.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eWrite a Matlab function that will take as input a matrix of arbitrary dimensions and a scalar threshold value, and return a vector of all the elements of the matrix that exceed the threshold. The first line of your function should be function xout = threshold(xin,t) where xout is the output vector, xin is the input matrix, and t is the threshold value.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":50347,"title":"Number Puzzle - 065","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 42px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 21px; transform-origin: 407px 21px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eGive an example of a prime number which has the following form 5XYZZYX where X, Y, and Z are unique single-digit numbers.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y=puzzle_065()\r\n  y=5000000;\r\nend","test_suite":"%%\r\ny=puzzle_065();\r\nassert(isprime(y))\r\na=num2str(y,20);\r\nflag=true;\r\nfor i=1:3\r\n    if a(1+i)~=a(8-i)\r\n        flag=false;\r\n    end\r\nend\r\nassert(a(1)=='5')\r\nassert(a(2)~=a(3))\r\nassert(a(2)~=a(4))\r\nassert(a(4)~=a(3))\r\nassert(flag)\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":180632,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":31,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2021-02-13T23:18:54.000Z","updated_at":"2026-02-19T15:07:32.000Z","published_at":"2021-02-13T23:18:54.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGive an example of a prime number which has the following form 5XYZZYX where X, Y, and Z are unique single-digit numbers.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":50317,"title":"Number Puzzle - 059","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 42px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 21px; transform-origin: 407px 21px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eGive an example of a prime number which has the following form 3XXYYZZ where X, Y, and Z are unique single-digit numbers.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y=puzzle_059()\r\ny=3000000;\r\nend","test_suite":"%%\r\ny=puzzle_059();\r\nassert(isprime(y))\r\na=num2str(y,20);\r\nflag=true;\r\nfor i=2:2:6\r\n    if a(i)~=a(i+1)\r\n        flag=false;\r\n    end\r\nend\r\nassert(a(1)=='3')\r\nassert(a(2)~=a(4))\r\nassert(a(2)~=a(6))\r\nassert(a(4)~=a(6))\r\nassert(flag)\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":180632,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":31,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2021-02-13T22:56:56.000Z","updated_at":"2026-02-19T15:10:29.000Z","published_at":"2021-02-13T22:56:56.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGive an example of a prime number which has the following form 3XXYYZZ where X, Y, and Z are unique single-digit numbers.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":47450,"title":"Area of Ellipse","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 95.6667px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 406.5px 47.8333px; transform-origin: 406.5px 47.8333px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 20.6667px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 10.3333px; text-align: left; transform-origin: 383.5px 10.3333px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eCaculate the area of below ellipse.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 36.3333px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 18.1667px; text-align: left; transform-origin: 383.5px 18.1667px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"vertical-align:-16px\"\u003e\u003cimg src=\"data:image/png;base64,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\" width=\"71.5\" height=\"36.5\" style=\"width: 71.5px; height: 36.5px;\"\u003e\u003c/span\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003e.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 20.6667px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 383.5px 10.3333px; text-align: left; transform-origin: 383.5px 10.3333px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003eSo, input x = [a b], numeric vector when a, b are not zero.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = [7 8];\r\ny_correct = 56*pi;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = [999 888];\r\ny_correct = 999*888*pi;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = [101 888];\r\ny_correct = 101*888*pi;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":2,"created_by":71768,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":66,"test_suite_updated_at":"2020-11-11T08:48:39.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-11-11T08:46:14.000Z","updated_at":"2026-03-11T14:18:53.000Z","published_at":"2020-11-11T08:46:14.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCaculate the area of below ellipse.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:customXml w:element=\\\"equation\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"displayStyle\\\" w:val=\\\"false\\\"/\u003e\u003c/w:customXmlPr\u003e\u003cw:r\u003e\u003cw:t\u003e$$\\\\frac{x^{2}}{a^2}+\\\\frac{y^{2}}{b^2}=1$$\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:customXml\u003e\u003cw:r\u003e\u003cw:t\u003e.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eSo, input x = [a b], numeric vector when a, b are not zero.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":45930,"title":"Mile to Kilometer","description":"x is mile and y is km","description_html":"\u003cp\u003ex is mile and y is km\u003c/p\u003e","function_template":"function y = miletokm(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 100;\r\ny_correct = 160.9344;\r\nassert(isequal(miletokm(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":441903,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":170,"test_suite_updated_at":"2020-06-14T12:07:50.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-06-14T12:06:46.000Z","updated_at":"2026-03-22T02:39:40.000Z","published_at":"2020-06-14T12:07:50.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml 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words","description_html":"\u003cp\u003eBreak a sentence into cell of words\u003c/p\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 'I am a Cody pro';\r\ny_correct = {'I','am','a','Cody','pro'};\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 'Break this up';\r\ny_correct = {'Break','this','up'};\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = 'Lots       of         spaces';\r\ny_correct = {'Lots','of','spaces'};\r\nassert(isequal(your_fcn_name(x),y_correct))","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":29461,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":47,"test_suite_updated_at":"2016-10-23T02:36:06.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2016-10-21T06:33:57.000Z","updated_at":"2026-04-07T11:00:09.000Z","published_at":"2016-10-21T06:33:57.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eBreak a sentence into cell of words\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":2052,"title":"provide the numerical answer to these number questions...","description":"return a row matrix containing the sorted numbers which answer the following questions:\r\n\r\n a) what is the first Knuth number to repeat 3 times?\r\n b) how many Platonic solids are there?\r\n c) what base is the decimal number system in?\r\n d) what is the additive identity?\r\n e) what is the multiplicative identity?\r\n f) what is the smallest perfect number?\r\n g) in the Fibonacci sequence, what is the larget cube number?\r\n h) what is the number of spatial dimension we live in?\r\n i) what is the square of the only even Prime?\r\n j) what is the only even Prime?\r\n k) any number can be divided by this digit if the repeated sum of the digits is this digit\r\n","description_html":"\u003cp\u003ereturn a row matrix containing the sorted numbers which answer the following questions:\u003c/p\u003e\u003cpre\u003e a) what is the first Knuth number to repeat 3 times?\r\n b) how many Platonic solids are there?\r\n c) what base is the decimal number system in?\r\n d) what is the additive identity?\r\n e) what is the multiplicative identity?\r\n f) what is the smallest perfect number?\r\n g) in the Fibonacci sequence, what is the larget cube number?\r\n h) what is the number of spatial dimension we live in?\r\n i) what is the square of the only even Prime?\r\n j) what is the only even Prime?\r\n k) any number can be divided by this digit if the repeated sum of the digits is this digit\u003c/pre\u003e","function_template":"function amat = numtest()\r\namat(1)=100;\r\namat(2)=2;\r\n% etc\r\nend","test_suite":"%% intentionally obfuscated\r\ny_correct = -4.6:.1:-3.6;\r\nassert(isequal(numtest(),int32(10*y_correct+'0'-log10(100)) ))","published":true,"deleted":false,"likes_count":2,"comments_count":3,"created_by":17471,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":59,"test_suite_updated_at":"2017-08-18T16:07:56.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2013-12-15T06:20:43.000Z","updated_at":"2026-04-07T13:37:29.000Z","published_at":"2013-12-15T06:20:43.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ereturn a row matrix containing the sorted numbers which answer the following questions:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"code\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c![CDATA[ a) what is the first Knuth number to repeat 3 times?\\n b) how many Platonic solids are there?\\n c) what base is the decimal number system in?\\n d) what is the additive identity?\\n e) what is the multiplicative identity?\\n f) what is the smallest perfect number?\\n g) in the Fibonacci sequence, what is the larget cube number?\\n h) what is the number of spatial dimension we live in?\\n i) what is the square of the only even Prime?\\n j) what is the only even Prime?\\n k) any number can be divided by this digit if the repeated sum of the digits is this digit]]\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":59551,"title":"Range of Values in a Matrix","description":"Create a function that accepts a matrix of real numbers as input and returns the range of the values contained in the matrix. The range is defined as the difference between the maximum and minimum element. 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The range is defined as the difference between the maximum and minimum element. For a single-element matrix or a matrix with identical elements, the function should return 0.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function valueRange = find_range(matrixInput)\r\n    % Your code goes here\r\nend\r\n","test_suite":"%% Test case 1\r\nx = [1, 2, 3; 4, 5, 6; 7, 8, 9];\r\ny_correct = 8;\r\nassert(isequal(find_range(x), y_correct))\r\n\r\n%% Test case 2\r\nx = [0.5, 0.75; 0.55, 0.7];\r\ny_correct = 0.25;\r\nassert(isequal(find_range(x), y_correct))\r\n\r\n%% Test case 3\r\nx = [100];\r\ny_correct = 0;\r\nassert(isequal(find_range(x), y_correct))\r\n\r\n%% Test case 4\r\nx = [2, 2, 2; 2, 2, 2];\r\ny_correct = 0;\r\nassert(isequal(find_range(x), y_correct))","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":3551517,"edited_by":3551517,"edited_at":"2024-01-09T19:35:19.000Z","deleted_by":null,"deleted_at":null,"solvers_count":33,"test_suite_updated_at":"2024-01-09T19:35:03.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2024-01-09T19:27:40.000Z","updated_at":"2026-04-21T07:09:45.000Z","published_at":"2024-01-09T19:28:19.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCreate a function that accepts a matrix of real numbers as input and returns the range of the values contained in the matrix. The range is defined as the difference between the maximum and minimum element. For a single-element matrix or a matrix with identical elements, the function should return 0.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":58553,"title":"How many offices does MathWorks have in the UK","description":"Please write a function that returns the number of offices MathWorks has in the UK.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407.5px 10.5px; transform-origin: 407.5px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384.5px 10.5px; text-align: left; transform-origin: 384.5px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ePlease write a function that returns the number of offices MathWorks has in the UK.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = num_of_office_uk(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 1;\r\ny_correct = 2;\r\nassert(isequal(num_of_office_uk(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":3495038,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":33,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2023-07-17T11:03:37.000Z","updated_at":"2026-04-21T07:11:34.000Z","published_at":"2023-07-17T11:03:37.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ePlease write a function that returns the number of offices MathWorks has in the UK.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":58733,"title":"Is it the answer to life the universe and everything?","description":"The answer to life the universe and everything is 42, but this is naturally in base 13. Unfortunately, MATLAB is in base 10, so write a function to return the answer to life the universe and everything in base 10.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(205, 214, 244); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(205, 214, 244); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 42px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 21px; transform-origin: 407px 21px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 21px; text-align: left; transform-origin: 384px 21px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 384px 7.5px; transform-origin: 384px 7.5px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eThe answer to life the universe and everything is 42, but this is naturally in base 13. Unfortunately, MATLAB is in base 10, so write a function to return the answer to life the universe and everything in base 10.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = the_answer()\r\n  y = 42;\r\nend","test_suite":"%%\r\n\r\ny_correct = 54;\r\nassert(isequal(the_answer(),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":2052130,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":33,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2023-07-18T19:34:54.000Z","updated_at":"2026-04-21T07:13:13.000Z","published_at":"2023-07-18T19:34:54.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThe answer to life the universe and everything is 42, but this is naturally in base 13. Unfortunately, MATLAB is in base 10, so write a function to return the answer to life the universe and everything in base 10.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":60176,"title":"Find the number of diagonals in a n sided polygon.","description":"Find the number of diagonals in a n sided polygon.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 21px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.5px; transform-origin: 407px 10.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space-collapse: preserve; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eFind the number of diagonals in a n sided polygon.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = count_diagonals(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx =12;\r\ny_correct =54;\r\nassert(isequal(count_diagonals(x),y_correct))\r\n\r\nx =4;\r\ny_correct =2;\r\nassert(isequal(count_diagonals(x),y_correct))\r\n\r\nx =3;\r\ny_correct =0;\r\nassert(isequal(count_diagonals(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":3469688,"edited_by":3469688,"edited_at":"2024-05-02T19:23:51.000Z","deleted_by":null,"deleted_at":null,"solvers_count":31,"test_suite_updated_at":"2024-05-02T19:23:51.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2024-05-02T18:52:26.000Z","updated_at":"2026-04-21T09:17:01.000Z","published_at":"2024-05-02T19:23:51.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eFind the number of diagonals in a n sided polygon.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":47138,"title":"sign function","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 20.8px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.4px; transform-origin: 407px 10.4px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ereturn the sign function (y) of a given input (x)\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 2;\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = -1;\r\ny_correct = -1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":430136,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":132,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-10-29T18:04:12.000Z","updated_at":"2026-02-08T05:30:26.000Z","published_at":"2020-10-29T18:04:12.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ereturn the sign function (y) of a given input (x)\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":44683,"title":"Perfect Square","description":"Determine if the input is a perfect square (square of an integer) or not.\r\nExample -\r\nIf input is 25(==5^2), return 1.\r\nIf input is 17, return 0.\r\n\r\nUse of if-else and switch is prohibited to prevent hard coded solutions.","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 171px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 85.5px; transform-origin: 407px 85.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 222px 8px; transform-origin: 222px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eDetermine if the input is a perfect square (square of an integer) or not.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 31px 8px; transform-origin: 31px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eExample -\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 92.5px 8px; transform-origin: 92.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eIf input is 25(==5^2), return 1.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 69px 8px; transform-origin: 69px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eIf input is 17, return 0.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 8px; transform-origin: 0px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 220.5px 8px; transform-origin: 220.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eUse of if-else and switch is prohibited to prevent hard coded solutions.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n%Enter your code\r\nend","test_suite":"%%\r\nfiletext = fileread('your_fcn_name.m');\r\nassert(isempty(strfind(filetext, 'if')))\r\nassert(isempty(strfind(filetext, 'switch')))\r\n%%\r\nx = 0;\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 81;\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 5;\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 1;\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 7;\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 343;\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = pi;\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%Euler's Number\r\nx = exp(1);\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%Iota\r\nx = sqrt(-1);\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 2025;\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 4761;\r\ny_correct = 1;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%Pythagoras Constant\r\nx = sqrt(2);\r\ny_correct = 0;\r\nassert(isequal(your_fcn_name(x),y_correct))","published":true,"deleted":false,"likes_count":2,"comments_count":4,"created_by":223089,"edited_by":223089,"edited_at":"2022-06-03T11:00:29.000Z","deleted_by":null,"deleted_at":null,"solvers_count":89,"test_suite_updated_at":"2022-06-03T11:00:29.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2018-06-10T14:46:41.000Z","updated_at":"2026-04-01T13:59:03.000Z","published_at":"2018-06-10T14:46:43.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eDetermine if the input is a perfect square (square of an integer) or not.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eExample -\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eIf input is 25(==5^2), return 1.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eIf input is 17, return 0.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eUse of if-else and switch is prohibited to prevent hard coded solutions.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":42268,"title":"Create a square matrix of zeros of even order","description":"Create a square matrix of zeros of even order","description_html":"\u003cp\u003eCreate a square matrix of zeros of even order\u003c/p\u003e","function_template":"function y = zero(x)\r\n  y = zeros(x);\r\nend","test_suite":"%%\r\nx = 2;\r\ny = zeros(2);\r\nassert(isequal(zero(x),y))\r\n\r\n%%\r\nx = 4;\r\ny = zeros(4);\r\nassert(isequal(zero(x),y))\r\n","published":true,"deleted":false,"likes_count":3,"comments_count":0,"created_by":38003,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":187,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2015-04-24T10:40:36.000Z","updated_at":"2026-04-07T19:11:11.000Z","published_at":"2015-04-24T10:40:41.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCreate a square matrix of zeros of even order\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":1801,"title":"03 - Matrix Variables 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MatrixFunc();\r\nassert(isequal(user,ref))","published":true,"deleted":false,"likes_count":3,"comments_count":0,"created_by":15468,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":632,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2013-08-13T14:06:57.000Z","updated_at":"2026-02-09T13:43:25.000Z","published_at":"2013-08-13T14:06:57.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/image\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/media/image1.png\"}],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml 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if ","description":"determine if the elements of a matrix is a nan and return true","description_html":"\u003cp\u003edetermine if the elements of a matrix is a nan and return true\u003c/p\u003e","function_template":"function y = my_function(x)\r\n  y = \r\nend","test_suite":"%%\r\nx = [1 0 5 nan];\r\ny_correct = [0 0 0 1]\r\nassert(isequal(my_function(x),y_correct))\r\n%%\r\nx = [nan 1; 5 nan];\r\ny_correct = [1 0;0 1]\r\nassert(isequal(my_function(x),y_correct))\r\n%%\r\nx = [nan nan nan;nan nan nan];\r\ny_correct = [1 1 1;1 1 1]\r\nassert(isequal(my_function(x),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":88437,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":102,"test_suite_updated_at":"2016-11-28T02:45:31.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2016-11-28T02:42:32.000Z","updated_at":"2026-02-11T18:28:36.000Z","published_at":"2016-11-28T02:42:32.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003edetermine if the elements of a matrix is a nan and return true\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":51097,"title":"STOP that car!!!","description":"The maximum allowed speed for this road is 100. Find the cars that didn't observe the speed limit\r\nArrest and fine them!!!","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 51px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 25.5px; transform-origin: 407px 25.5px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 305px 8px; transform-origin: 305px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eThe maximum allowed speed for this road is 100. Find the cars that didn't observe the speed limit\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 71.5px 8px; transform-origin: 71.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eArrest and fine them!!!\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = [100 90 110 101 100.5 125 20000];\r\n%what is x(7)!!!!!! \r\ny_correct = [3 4 5 6 7];\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = [1 100.1 105 110 150];\r\n%do we realy need to fine x(2)\r\ny_correct = [2 3 4 5];\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n%%\r\nx = 1:10;\r\n%Nice\r\nassert(isempty(your_fcn_name(x)))\r\n\r\n%%\r\nx = 3e8*(0:0.1:1);\r\n%Bazinga\r\ny_correct = 2:11;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":2,"comments_count":0,"created_by":962179,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":64,"test_suite_updated_at":"2021-07-07T07:37:19.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2021-03-21T09:58:00.000Z","updated_at":"2026-02-11T18:21:49.000Z","published_at":"2021-03-21T10:05:58.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThe maximum allowed speed for this road is 100. Find the cars that didn't observe the speed limit\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eArrest and fine them!!!\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":46813,"title":"Card games","description":null,"description_html":"\u003cdiv style = \"text-align: start; line-height: 20.44px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 20.8px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 10.4px; transform-origin: 407px 10.4px; vertical-align: baseline; \"\u003e\u003cdiv style=\"font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.4px; text-align: left; transform-origin: 384px 10.4px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; \"\u003e\u003cspan style=\"\"\u003ehow many outputs will a shuffled deck of 52 cards have?\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 1;\r\ny_correct =8.0658e+67;\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":430136,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":56,"test_suite_updated_at":"2020-10-16T20:35:35.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-10-16T20:34:00.000Z","updated_at":"2026-02-18T21:54:27.000Z","published_at":"2020-10-16T20:35:35.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003ehow many outputs will a shuffled deck of 52 cards have?\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"},{"id":43687,"title":"Change on Spiral Matrix","description":"n\u003e=3, generate a matrix of nth such that n^2 is the max number, and max number must be in [1,1] or [end, end]. One example will be suggested below:\r\nExample : n=4\r\nanswer :\r\n10  9  8  7\r\n11  2  1  6\r\n12  3  4  5\r\n13  14 15 16 ","description_html":"\u003cp\u003en\u0026gt;=3, generate a matrix of nth such that n^2 is the max number, and max number must be in [1,1] or [end, end]. One example will be suggested below:\r\nExample : n=4\r\nanswer :\r\n10  9  8  7\r\n11  2  1  6\r\n12  3  4  5\r\n13  14 15 16\u003c/p\u003e","function_template":"function y = your_fcn_name(n)\r\n  y = n ;\r\nend","test_suite":"%%\r\nn = 5;\r\ny_correct = [25 24 23 22 21;10 9 8 7 20;11 2 1 6 19;12 3 4 5 18;13 14 15 16 17];\r\nassert(isequal(your_fcn_name(n),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":89616,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":59,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2016-11-27T14:08:23.000Z","updated_at":"2026-03-15T03:52:53.000Z","published_at":"2016-11-27T14:09:43.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003en\u0026gt;=3, generate a matrix of nth such that n^2 is the max number, and max number must be in [1,1] or [end, end]. One example will be suggested below: Example : n=4 answer : 10 9 8 7 11 2 1 6 12 3 4 5 13 14 15 16\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"}],"term":null,"current_player_id":null,"fields":[{"name":"page","type":"integer","callback":null,"default":1,"directive":null,"facet":null,"facet_method":"and","operator":null,"param":null,"static":null,"prepend":true},{"name":"per_page","type":"integer","callback":null,"default":50,"directive":null,"facet":null,"facet_method":"and","operator":null,"param":null,"static":null,"prepend":true},{"name":"sort","type":"string","callback":null,"default":null,"directive":null,"facet":null,"facet_method":"and","operator":null,"param":null,"static":null,"prepend":true},{"name":"body","type":"text","callback":null,"default":"*:*","directive":null,"facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":false},{"name":"group","type":"string","callback":null,"default":null,"directive":"group","facet":true,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"difficulty_rating_bin","type":"string","callback":null,"default":null,"directive":"difficulty_rating_bin","facet":true,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"id","type":"integer","callback":null,"default":null,"directive":"id","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"tag","type":"string","callback":null,"default":null,"directive":"tag","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"product","type":"string","callback":null,"default":null,"directive":"product","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"created_at","type":"timeframe","callback":{},"default":null,"directive":"created_at","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"profile_id","type":"integer","callback":null,"default":null,"directive":"author_id","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"created_by","type":"string","callback":null,"default":null,"directive":"author","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"player_id","type":"integer","callback":null,"default":null,"directive":"solver_id","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"player","type":"string","callback":null,"default":null,"directive":"solver","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"solvers_count","type":"integer","callback":null,"default":null,"directive":"solvers_count","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"comments_count","type":"integer","callback":null,"default":null,"directive":"comments_count","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"likes_count","type":"integer","callback":null,"default":null,"directive":"likes_count","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"leader_id","type":"integer","callback":null,"default":null,"directive":"leader_id","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"leading_solution","type":"integer","callback":null,"default":null,"directive":"leading_solution","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true}],"filters":[{"name":"asset_type","type":"string","callback":null,"default":null,"directive":null,"facet":null,"facet_method":"and","operator":null,"param":null,"static":"\"cody:problem\"","prepend":true},{"name":"profile_id","type":"integer","callback":{},"default":null,"directive":null,"facet":null,"facet_method":"and","operator":null,"param":"author_id","static":null,"prepend":true}],"query":{"params":{"per_page":50,"page":"2","current_player":null,"sort":"map(difficulty_value,0,0,999) 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