{"group":{"id":1,"name":"Community","lockable":false,"created_at":"2012-01-18T18:02:15.000Z","updated_at":"2026-04-06T14:01:22.000Z","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":"2026-04-06T00:00:00.000Z","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":2329,"title":"Finding the next number in a number list, are you able to crack it!","description":"So it goes like this, I give a number list and you find the next value!\r\n\r\nI found a way to do it, just wondering how many others can to! \r\n\r\nThis could be a fun test of skill!  Please try and see if you can get it!\r\n\r\nExample:\r\n\r\n   x =  [ ...\r\n    11;\r\n     4;\r\n    16;\r\n     3;\r\n     3;\r\n    15;\r\n     6;\r\n    17;\r\n    10;\r\n    18;\r\n     7;\r\n    13;\r\n    15;\r\n     5;\r\n    24;\r\n     5;\r\n     3;\r\n     3];\r\n NextValue = 3;\r\n\r\n %% Next value after x(1), so your finding the ? in sequence x = [?; 11; 4; 16; 3; ... 3];\r\n\r\nGood luck, just saying, it is tricky!  Many have solved this, but the key is to find the pattern...","description_html":"\u003cp\u003eSo it goes like this, I give a number list and you find the next value!\u003c/p\u003e\u003cp\u003eI found a way to do it, just wondering how many others can to!\u003c/p\u003e\u003cp\u003eThis could be a fun test of skill!  Please try and see if you can get it!\u003c/p\u003e\u003cp\u003eExample:\u003c/p\u003e\u003cpre\u003e   x =  [ ...\r\n    11;\r\n     4;\r\n    16;\r\n     3;\r\n     3;\r\n    15;\r\n     6;\r\n    17;\r\n    10;\r\n    18;\r\n     7;\r\n    13;\r\n    15;\r\n     5;\r\n    24;\r\n     5;\r\n     3;\r\n     3];\r\n NextValue = 3;\u003c/pre\u003e\u003cpre\u003e %% Next value after x(1), so your finding the ? in sequence x = [?; 11; 4; 16; 3; ... 3];\u003c/pre\u003e\u003cp\u003eGood luck, just saying, it is tricky!  Many have solved this, but the key is to find the pattern...\u003c/p\u003e","function_template":"function NextNumber = FindNextNumber(x)\r\n  NextNumber = x;\r\nend","test_suite":"%%\r\nx =  [11;\r\n     4;\r\n    16;\r\n     3;\r\n     3;\r\n    15;\r\n     6;\r\n    17;\r\n    10;\r\n    18;\r\n     7;\r\n    13;\r\n    15;\r\n     5;\r\n    24;\r\n     5;\r\n     3;\r\n     3];\r\nNextNumber= 3;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [9;\r\n     1;\r\n     7;\r\n     1;\r\n     7;\r\n     9;\r\n     2;\r\n     8;\r\n     4;\r\n     8;\r\n    16;\r\n    21;\r\n    13;\r\n    15;\r\n     1;\r\n    13;\r\n    10];\r\nNextNumber= 8;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [6;\r\n    20;\r\n     9;\r\n     3;\r\n    25;\r\n     4;\r\n     1;\r\n     4;\r\n     8;\r\n     9;\r\n     1;\r\n     7];\r\nNextNumber= 1;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [17;\r\n     5;\r\n    12;\r\n    33;\r\n     5;\r\n     7;\r\n     4];\r\nNextNumber= 4;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [8;\r\n     6;\r\n    11;\r\n     4;\r\n     1;\r\n     6;\r\n     2;\r\n     1;\r\n     3;\r\n    11;\r\n     4;\r\n    16;\r\n     3;\r\n     3;\r\n    15;\r\n     6;\r\n    17;\r\n    10;\r\n    18;\r\n     7;\r\n    13;\r\n    15;\r\n     5;\r\n    24;\r\n     5;\r\n     3;\r\n     3;\r\n     1;\r\n     2;\r\n     5;\r\n    16;\r\n     1;\r\n     2;\r\n    17;\r\n     9;\r\n     8;\r\n     5;\r\n    12;\r\n    16;\r\n    11;\r\n     8;\r\n     5;\r\n    10;\r\n    11;\r\n    10;\r\n    10;\r\n     2;\r\n     4;\r\n    17;\r\n     5;\r\n    12;\r\n    33;\r\n     5;\r\n     7;\r\n     4;\r\n    11;\r\n    16;\r\n     5;\r\n     1;\r\n     6;\r\n    20;\r\n     9;\r\n     3;\r\n    25;\r\n     4;\r\n     1];\r\nNextNumber= 5;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [4;\r\n     4;\r\n    18;\r\n    12;\r\n    27;\r\n    20;\r\n    24;\r\n    25;\r\n    14;\r\n    29;\r\n    16;\r\n    25;\r\n    15;\r\n     6;\r\n     6;\r\n     3;\r\n    20;\r\n     9;\r\n    20;\r\n     5;\r\n    12;\r\n    24;\r\n    16;\r\n    27];\r\nNextNumber= 20;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [14;\r\n    22;\r\n    27;\r\n    15;\r\n     8;\r\n    30;\r\n    24;\r\n    33;\r\n    28;\r\n    27;\r\n    31;\r\n    31;\r\n    38;\r\n    29;\r\n    30;\r\n    35;\r\n    12;\r\n     7;\r\n    15;\r\n    22;\r\n    10;\r\n    26;\r\n    35;\r\n    15;\r\n    25;\r\n    18;\r\n    32;\r\n    30;\r\n    31;\r\n    35;\r\n    22;\r\n    15;\r\n    21;\r\n    13;\r\n    19;\r\n    24;\r\n    32;\r\n    18;\r\n    30;\r\n    31;\r\n    28;\r\n    32;\r\n    40;\r\n    17;\r\n    15;\r\n    28;\r\n    41;\r\n    42;\r\n    35;\r\n    30;\r\n    35;\r\n    39;\r\n    33;\r\n    17;\r\n    34;\r\n    26;\r\n    13;\r\n    14;\r\n    19;\r\n    40;\r\n    13;\r\n    27;\r\n    16;\r\n    23;\r\n    22;\r\n    29;\r\n    42;\r\n    33;\r\n    37;\r\n    28;\r\n    36;\r\n    30;\r\n    26;\r\n     6;\r\n    25;\r\n    39;\r\n    26;\r\n    23;\r\n    39;\r\n    27;\r\n    28;\r\n    14;\r\n    25;\r\n    29;\r\n     7;\r\n    16];\r\nNextNumber= 35;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%    \r\nx = [27;\r\n    31;\r\n    31;\r\n    38;\r\n    29;\r\n    30;\r\n    35;\r\n    12;\r\n     7;\r\n    15;\r\n    22;\r\n    10;\r\n    26;\r\n    35;\r\n    15;\r\n    25;\r\n    18;\r\n    32;\r\n    30;\r\n    31;\r\n    35;\r\n    22;\r\n    15;\r\n    21;\r\n    13;\r\n    19;\r\n    24;\r\n    32;\r\n    18;\r\n    30;\r\n    31;\r\n    28;\r\n    32;\r\n    40;\r\n    17;\r\n    15;\r\n    28;\r\n    41;\r\n    42;\r\n    35;\r\n    30;\r\n    35;\r\n    39;\r\n    33;\r\n    17;\r\n    34;\r\n    26;\r\n    13;\r\n    14;\r\n    19;\r\n    40;\r\n    13;\r\n    27;\r\n    16;\r\n    23;\r\n    22;\r\n    29;\r\n    42;\r\n    33;\r\n    37;\r\n    28;\r\n    36;\r\n    30;\r\n    26;\r\n     6;\r\n    25;\r\n    39;\r\n    26;\r\n    23;\r\n    39;\r\n    27;\r\n    28;\r\n    14;\r\n    25;\r\n    29;\r\n     7;\r\n    16;\r\n    28;\r\n    11;\r\n    14];\r\nNextNumber= 28;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [39;\r\n    46;\r\n    39;\r\n    21;\r\n    46;\r\n    46;\r\n    45;\r\n    31;\r\n    47;\r\n    45;\r\n    39;\r\n    44;\r\n    47];\r\nNextNumber= 45;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [7;\r\n     8;\r\n    18;\r\n     7;\r\n     9;\r\n     2;\r\n    11;\r\n     2;\r\n     2;\r\n     2;\r\n    13;\r\n     4;\r\n     4;\r\n    13;\r\n    11;\r\n     6;\r\n     3;\r\n    15;\r\n    16;\r\n    17;\r\n     4;\r\n     7;\r\n    17;\r\n    12;\r\n     3;\r\n    12;\r\n     9;\r\n     3;\r\n    17;\r\n     2;\r\n     4;\r\n    17;\r\n     5;\r\n    18;\r\n     1;\r\n     4;\r\n    15;\r\n     2;\r\n    11;\r\n     6;\r\n    19;\r\n     4;\r\n     2;\r\n     1;\r\n    18;\r\n    15;\r\n    12;\r\n    17;\r\n    11;\r\n     2;\r\n     1;\r\n     3;\r\n    17;\r\n    15;\r\n     4;\r\n    12;\r\n    10;\r\n    11;\r\n    16;\r\n     4;\r\n     2;\r\n    13;\r\n    13;\r\n     8;\r\n    16;\r\n     2;\r\n     9;\r\n    19;\r\n     7;\r\n    15;\r\n    12;\r\n     5;\r\n    17;\r\n     6;\r\n     9;\r\n    16;\r\n     9;\r\n    11;\r\n     4;\r\n    12;\r\n     7;\r\n    12;\r\n     9;\r\n    18;\r\n     2;\r\n     8;\r\n    14];\r\nNextNumber= 4;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":2,"created_by":15013,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":16,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2014-05-16T23:24:44.000Z","updated_at":"2014-05-19T14:19:51.000Z","published_at":"2014-05-16T23:24:59.000Z","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\u003eSo it goes like this, I give a number list and you find the next value!\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\u003eI found a way to do it, just wondering how many others can to!\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\u003eThis could be a fun test of skill! Please try and see if you can get it!\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\u003eExample:\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[   x =  [ ...\\n    11;\\n     4;\\n    16;\\n     3;\\n     3;\\n    15;\\n     6;\\n    17;\\n    10;\\n    18;\\n     7;\\n    13;\\n    15;\\n     5;\\n    24;\\n     5;\\n     3;\\n     3];\\n NextValue = 3;\\n\\n %%Next value after x(1), so your finding the ? in sequence x = [?; 11; 4; 16; 3; ... 3];]]\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\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGood luck, just saying, it is tricky! Many have solved this, but the key is to find the pattern...\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":2329,"title":"Finding the next number in a number list, are you able to crack it!","description":"So it goes like this, I give a number list and you find the next value!\r\n\r\nI found a way to do it, just wondering how many others can to! \r\n\r\nThis could be a fun test of skill!  Please try and see if you can get it!\r\n\r\nExample:\r\n\r\n   x =  [ ...\r\n    11;\r\n     4;\r\n    16;\r\n     3;\r\n     3;\r\n    15;\r\n     6;\r\n    17;\r\n    10;\r\n    18;\r\n     7;\r\n    13;\r\n    15;\r\n     5;\r\n    24;\r\n     5;\r\n     3;\r\n     3];\r\n NextValue = 3;\r\n\r\n %% Next value after x(1), so your finding the ? in sequence x = [?; 11; 4; 16; 3; ... 3];\r\n\r\nGood luck, just saying, it is tricky!  Many have solved this, but the key is to find the pattern...","description_html":"\u003cp\u003eSo it goes like this, I give a number list and you find the next value!\u003c/p\u003e\u003cp\u003eI found a way to do it, just wondering how many others can to!\u003c/p\u003e\u003cp\u003eThis could be a fun test of skill!  Please try and see if you can get it!\u003c/p\u003e\u003cp\u003eExample:\u003c/p\u003e\u003cpre\u003e   x =  [ ...\r\n    11;\r\n     4;\r\n    16;\r\n     3;\r\n     3;\r\n    15;\r\n     6;\r\n    17;\r\n    10;\r\n    18;\r\n     7;\r\n    13;\r\n    15;\r\n     5;\r\n    24;\r\n     5;\r\n     3;\r\n     3];\r\n NextValue = 3;\u003c/pre\u003e\u003cpre\u003e %% Next value after x(1), so your finding the ? in sequence x = [?; 11; 4; 16; 3; ... 3];\u003c/pre\u003e\u003cp\u003eGood luck, just saying, it is tricky!  Many have solved this, but the key is to find the pattern...\u003c/p\u003e","function_template":"function NextNumber = FindNextNumber(x)\r\n  NextNumber = x;\r\nend","test_suite":"%%\r\nx =  [11;\r\n     4;\r\n    16;\r\n     3;\r\n     3;\r\n    15;\r\n     6;\r\n    17;\r\n    10;\r\n    18;\r\n     7;\r\n    13;\r\n    15;\r\n     5;\r\n    24;\r\n     5;\r\n     3;\r\n     3];\r\nNextNumber= 3;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [9;\r\n     1;\r\n     7;\r\n     1;\r\n     7;\r\n     9;\r\n     2;\r\n     8;\r\n     4;\r\n     8;\r\n    16;\r\n    21;\r\n    13;\r\n    15;\r\n     1;\r\n    13;\r\n    10];\r\nNextNumber= 8;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [6;\r\n    20;\r\n     9;\r\n     3;\r\n    25;\r\n     4;\r\n     1;\r\n     4;\r\n     8;\r\n     9;\r\n     1;\r\n     7];\r\nNextNumber= 1;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [17;\r\n     5;\r\n    12;\r\n    33;\r\n     5;\r\n     7;\r\n     4];\r\nNextNumber= 4;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [8;\r\n     6;\r\n    11;\r\n     4;\r\n     1;\r\n     6;\r\n     2;\r\n     1;\r\n     3;\r\n    11;\r\n     4;\r\n    16;\r\n     3;\r\n     3;\r\n    15;\r\n     6;\r\n    17;\r\n    10;\r\n    18;\r\n     7;\r\n    13;\r\n    15;\r\n     5;\r\n    24;\r\n     5;\r\n     3;\r\n     3;\r\n     1;\r\n     2;\r\n     5;\r\n    16;\r\n     1;\r\n     2;\r\n    17;\r\n     9;\r\n     8;\r\n     5;\r\n    12;\r\n    16;\r\n    11;\r\n     8;\r\n     5;\r\n    10;\r\n    11;\r\n    10;\r\n    10;\r\n     2;\r\n     4;\r\n    17;\r\n     5;\r\n    12;\r\n    33;\r\n     5;\r\n     7;\r\n     4;\r\n    11;\r\n    16;\r\n     5;\r\n     1;\r\n     6;\r\n    20;\r\n     9;\r\n     3;\r\n    25;\r\n     4;\r\n     1];\r\nNextNumber= 5;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [4;\r\n     4;\r\n    18;\r\n    12;\r\n    27;\r\n    20;\r\n    24;\r\n    25;\r\n    14;\r\n    29;\r\n    16;\r\n    25;\r\n    15;\r\n     6;\r\n     6;\r\n     3;\r\n    20;\r\n     9;\r\n    20;\r\n     5;\r\n    12;\r\n    24;\r\n    16;\r\n    27];\r\nNextNumber= 20;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [14;\r\n    22;\r\n    27;\r\n    15;\r\n     8;\r\n    30;\r\n    24;\r\n    33;\r\n    28;\r\n    27;\r\n    31;\r\n    31;\r\n    38;\r\n    29;\r\n    30;\r\n    35;\r\n    12;\r\n     7;\r\n    15;\r\n    22;\r\n    10;\r\n    26;\r\n    35;\r\n    15;\r\n    25;\r\n    18;\r\n    32;\r\n    30;\r\n    31;\r\n    35;\r\n    22;\r\n    15;\r\n    21;\r\n    13;\r\n    19;\r\n    24;\r\n    32;\r\n    18;\r\n    30;\r\n    31;\r\n    28;\r\n    32;\r\n    40;\r\n    17;\r\n    15;\r\n    28;\r\n    41;\r\n    42;\r\n    35;\r\n    30;\r\n    35;\r\n    39;\r\n    33;\r\n    17;\r\n    34;\r\n    26;\r\n    13;\r\n    14;\r\n    19;\r\n    40;\r\n    13;\r\n    27;\r\n    16;\r\n    23;\r\n    22;\r\n    29;\r\n    42;\r\n    33;\r\n    37;\r\n    28;\r\n    36;\r\n    30;\r\n    26;\r\n     6;\r\n    25;\r\n    39;\r\n    26;\r\n    23;\r\n    39;\r\n    27;\r\n    28;\r\n    14;\r\n    25;\r\n    29;\r\n     7;\r\n    16];\r\nNextNumber= 35;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%    \r\nx = [27;\r\n    31;\r\n    31;\r\n    38;\r\n    29;\r\n    30;\r\n    35;\r\n    12;\r\n     7;\r\n    15;\r\n    22;\r\n    10;\r\n    26;\r\n    35;\r\n    15;\r\n    25;\r\n    18;\r\n    32;\r\n    30;\r\n    31;\r\n    35;\r\n    22;\r\n    15;\r\n    21;\r\n    13;\r\n    19;\r\n    24;\r\n    32;\r\n    18;\r\n    30;\r\n    31;\r\n    28;\r\n    32;\r\n    40;\r\n    17;\r\n    15;\r\n    28;\r\n    41;\r\n    42;\r\n    35;\r\n    30;\r\n    35;\r\n    39;\r\n    33;\r\n    17;\r\n    34;\r\n    26;\r\n    13;\r\n    14;\r\n    19;\r\n    40;\r\n    13;\r\n    27;\r\n    16;\r\n    23;\r\n    22;\r\n    29;\r\n    42;\r\n    33;\r\n    37;\r\n    28;\r\n    36;\r\n    30;\r\n    26;\r\n     6;\r\n    25;\r\n    39;\r\n    26;\r\n    23;\r\n    39;\r\n    27;\r\n    28;\r\n    14;\r\n    25;\r\n    29;\r\n     7;\r\n    16;\r\n    28;\r\n    11;\r\n    14];\r\nNextNumber= 28;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [39;\r\n    46;\r\n    39;\r\n    21;\r\n    46;\r\n    46;\r\n    45;\r\n    31;\r\n    47;\r\n    45;\r\n    39;\r\n    44;\r\n    47];\r\nNextNumber= 45;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n%%\r\nx =  [7;\r\n     8;\r\n    18;\r\n     7;\r\n     9;\r\n     2;\r\n    11;\r\n     2;\r\n     2;\r\n     2;\r\n    13;\r\n     4;\r\n     4;\r\n    13;\r\n    11;\r\n     6;\r\n     3;\r\n    15;\r\n    16;\r\n    17;\r\n     4;\r\n     7;\r\n    17;\r\n    12;\r\n     3;\r\n    12;\r\n     9;\r\n     3;\r\n    17;\r\n     2;\r\n     4;\r\n    17;\r\n     5;\r\n    18;\r\n     1;\r\n     4;\r\n    15;\r\n     2;\r\n    11;\r\n     6;\r\n    19;\r\n     4;\r\n     2;\r\n     1;\r\n    18;\r\n    15;\r\n    12;\r\n    17;\r\n    11;\r\n     2;\r\n     1;\r\n     3;\r\n    17;\r\n    15;\r\n     4;\r\n    12;\r\n    10;\r\n    11;\r\n    16;\r\n     4;\r\n     2;\r\n    13;\r\n    13;\r\n     8;\r\n    16;\r\n     2;\r\n     9;\r\n    19;\r\n     7;\r\n    15;\r\n    12;\r\n     5;\r\n    17;\r\n     6;\r\n     9;\r\n    16;\r\n     9;\r\n    11;\r\n     4;\r\n    12;\r\n     7;\r\n    12;\r\n     9;\r\n    18;\r\n     2;\r\n     8;\r\n    14];\r\nNextNumber= 4;\r\nassert(isequal(FindNextNumber(x),NextNumber))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":2,"created_by":15013,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":16,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2014-05-16T23:24:44.000Z","updated_at":"2014-05-19T14:19:51.000Z","published_at":"2014-05-16T23:24:59.000Z","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 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Please try and see if you can get it!\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\u003eExample:\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[   x =  [ ...\\n    11;\\n     4;\\n    16;\\n     3;\\n     3;\\n    15;\\n     6;\\n    17;\\n    10;\\n    18;\\n     7;\\n    13;\\n    15;\\n     5;\\n    24;\\n     5;\\n     3;\\n     3];\\n NextValue = 3;\\n\\n %%Next value after x(1), so your finding the ? in sequence x = [?; 11; 4; 16; 3; ... 3];]]\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\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eGood luck, just saying, it is tricky! Many have solved this, but the key is to find the pattern...\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":"tag:\"next 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