{"group":{"id":1,"name":"Community","lockable":false,"created_at":"2012-01-18T18:02:15.000Z","updated_at":"2026-05-26T00:16:20.000Z","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":"2026-05-26T00:00:00.000Z","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":45918,"title":"Kelvin to Fahrenheit","description":"You can find a doc about it in here =\u003e https://www.rapidtables.com/convert/temperature/how-kelvin-to-fahrenheit.html\r\nx is kelvin, y is fahrenheit","description_html":"\u003cp\u003eYou can find a doc about it in here =\u0026gt; https://www.rapidtables.com/convert/temperature/how-kelvin-to-fahrenheit.html\r\nx is kelvin, y is fahrenheit\u003c/p\u003e","function_template":"function y = keltofah(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 270;\r\ny_correct = 26.33;\r\nassert(isequal(keltofah(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":3,"comments_count":0,"created_by":441903,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":117,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2020-06-14T11:40:27.000Z","updated_at":"2026-03-22T09:30:07.000Z","published_at":"2020-06-14T11:40:49.000Z","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\u003eYou can find a doc about it in here =\u0026gt; https://www.rapidtables.com/convert/temperature/how-kelvin-to-fahrenheit.html x is kelvin, y is fahrenheit\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":2233,"title":"Convert Fahrenheit to Celsius","description":"Calculate the Celsius temperature C given the Fahrenheit temperature F.\r\n\r\nExamples:\r\n\r\n Input  F = 90\r\n Output C is 32.22\r\n\r\n Input  F = 68\r\n Output C is 20","description_html":"\u003cp\u003eCalculate the Celsius temperature C given the Fahrenheit temperature F.\u003c/p\u003e\u003cp\u003eExamples:\u003c/p\u003e\u003cpre\u003e Input  F = 90\r\n Output C is 32.22\u003c/pre\u003e\u003cpre\u003e Input  F = 68\r\n Output C is 20\u003c/pre\u003e","function_template":"function C = fahren2celsius(F)\r\n  C = F;\r\nend","test_suite":"%%\r\nF = 95;\r\nC_correct = 35;\r\nassert(isequal(fahren2celsius(F),C_correct))\r\n%%\r\nF = 41;\r\nC_correct = 5;\r\nassert(isequal(fahren2celsius(F),C_correct))\r\n%%\r\nF = 41;\r\nC_correct = 5;\r\nassert(isequal(fahren2celsius(F),C_correct))\r\n%%\r\nF = 59;\r\nC_correct = 15;\r\nassert(isequal(fahren2celsius(F),C_correct))","published":true,"deleted":false,"likes_count":8,"comments_count":0,"created_by":9199,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":502,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2014-03-04T13:50:24.000Z","updated_at":"2026-05-02T21:35:14.000Z","published_at":"2014-03-04T13:52:05.000Z","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\u003eCalculate the Celsius temperature C given the Fahrenheit temperature F.\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\u003eExamples:\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[ Input  F = 90\\n Output C is 32.22\\n\\n Input  F = 68\\n Output C is 20]]\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\"}]}"}],"problem_search":{"problems":[{"id":45918,"title":"Kelvin to Fahrenheit","description":"You can find a doc about it in here =\u003e https://www.rapidtables.com/convert/temperature/how-kelvin-to-fahrenheit.html\r\nx is kelvin, y is fahrenheit","description_html":"\u003cp\u003eYou can find a doc about it in here =\u0026gt; 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https://www.rapidtables.com/convert/temperature/how-kelvin-to-fahrenheit.html x is kelvin, y is fahrenheit\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":2233,"title":"Convert Fahrenheit to Celsius","description":"Calculate the Celsius temperature C given the Fahrenheit temperature F.\r\n\r\nExamples:\r\n\r\n Input  F = 90\r\n Output C is 32.22\r\n\r\n Input  F = 68\r\n Output C is 20","description_html":"\u003cp\u003eCalculate the Celsius temperature C given the Fahrenheit temperature F.\u003c/p\u003e\u003cp\u003eExamples:\u003c/p\u003e\u003cpre\u003e Input  F = 90\r\n Output C is 32.22\u003c/pre\u003e\u003cpre\u003e Input  F = 68\r\n Output C is 20\u003c/pre\u003e","function_template":"function C = fahren2celsius(F)\r\n  C = F;\r\nend","test_suite":"%%\r\nF = 95;\r\nC_correct = 35;\r\nassert(isequal(fahren2celsius(F),C_correct))\r\n%%\r\nF = 41;\r\nC_correct = 5;\r\nassert(isequal(fahren2celsius(F),C_correct))\r\n%%\r\nF = 41;\r\nC_correct = 5;\r\nassert(isequal(fahren2celsius(F),C_correct))\r\n%%\r\nF = 59;\r\nC_correct = 15;\r\nassert(isequal(fahren2celsius(F),C_correct))","published":true,"deleted":false,"likes_count":8,"comments_count":0,"created_by":9199,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":502,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2014-03-04T13:50:24.000Z","updated_at":"2026-05-02T21:35:14.000Z","published_at":"2014-03-04T13:52:05.000Z","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\u003eCalculate the Celsius temperature C given the Fahrenheit temperature F.\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\u003eExamples:\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[ Input  F = 90\\n Output C is 32.22\\n\\n Input  F = 68\\n Output C is 20]]\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\"}]}"}],"errors":[],"facets":[[],[{"value":"easy","count":2,"selected":false}]],"term":"tag:\"celcius\"","page":1,"per_page":50,"sort":"map(difficulty_value,0,0,999) asc"}}