{"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":536,"title":"Cody Computer Part 2 - Get the license number of Cody Computer","description":"In the Cody computer investigation party, you may have already solved :\r\n\r\n\u003chttp://www.mathworks.com/matlabcentral/cody/problems/522-guess-the-system-font-used-by-uipanel Problem 522. Cody Computer Part 1 - Guess the system font used by uipanel\u003e \r\n\r\n***********************************************\r\n\r\nThis is the second problem to solve :\r\nThe *ver* command returns the Version information for MathWorks products .\r\nThe aim of this Cody problem is to return the license number of the Cody computer.\r\n\r\nThe output of the test suite will show you the license number. You could be surprised to see that TMW has computers with a license number equals to ZERO!","description_html":"\u003cp\u003eIn the Cody computer investigation party, you may have already solved :\u003c/p\u003e\u003cp\u003e\u003ca href=\"http://www.mathworks.com/matlabcentral/cody/problems/522-guess-the-system-font-used-by-uipanel\"\u003eProblem 522. Cody Computer Part 1 - Guess the system font used by uipanel\u003c/a\u003e\u003c/p\u003e\u003cp\u003e\u003cb\u003e*********************************************\u003c/b\u003e\u003c/p\u003e\u003cp\u003eThis is the second problem to solve :\r\nThe \u003cb\u003ever\u003c/b\u003e command returns the Version information for MathWorks products .\r\nThe aim of this Cody problem is to return the license number of the Cody computer.\u003c/p\u003e\u003cp\u003eThe output of the test suite will show you the license number. You could be surprised to see that TMW has computers with a license number equals to ZERO!\u003c/p\u003e","function_template":"function license_number   = piracy_or_not\r\n  \r\n   y = ver;\r\n   % does cody cody computer has a license number equal to zero ? suspense ...\r\nend","test_suite":"%%\r\n\r\nS= evalc('ver');\r\nindex = findstr('MATLAB License Number:',S);\r\nstartis = index+length('MATLAB License Number:');\r\nlicensis = S(startis:startis+7);\r\ny_correct =  strtrim(licensis)\r\nassert(isequal(piracy_or_not,y_correct))\r\n\r\n% Prevents cheating 16-Apr-2012\r\n filetext = fileread('piracy_or_not.m')\r\nassert(isempty(strfind(filetext, '655986')))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":639,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":68,"test_suite_updated_at":"2012-04-16T07:31:59.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2012-03-30T07:52:53.000Z","updated_at":"2026-04-21T13:51:00.000Z","published_at":"2012-03-30T07:52:53.000Z","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\u003eIn the Cody computer investigation party, you may have already solved :\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:hyperlink w:docLocation=\\\"http://www.mathworks.com/matlabcentral/cody/problems/522-guess-the-system-font-used-by-uipanel\\\"\u003e\u003cw:r\u003e\u003cw:t\u003eProblem 522. Cody Computer Part 1 - Guess the system font used by uipanel\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:hyperlink\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*********************************************\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 is the second problem to solve : The\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\u003ever\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e command returns the Version information for MathWorks products . The aim of this Cody problem is to return the license number of the Cody computer.\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\u003eThe output of the test suite will show you the license number. You could be surprised to see that TMW has computers with a license number equals to ZERO!\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":536,"title":"Cody Computer Part 2 - Get the license number of Cody Computer","description":"In the Cody computer investigation party, you may have already solved :\r\n\r\n\u003chttp://www.mathworks.com/matlabcentral/cody/problems/522-guess-the-system-font-used-by-uipanel Problem 522. Cody Computer Part 1 - Guess the system font used by uipanel\u003e \r\n\r\n***********************************************\r\n\r\nThis is the second problem to solve :\r\nThe *ver* command returns the Version information for MathWorks products .\r\nThe aim of this Cody problem is to return the license number of the Cody computer.\r\n\r\nThe output of the test suite will show you the license number. You could be surprised to see that TMW has computers with a license number equals to ZERO!","description_html":"\u003cp\u003eIn the Cody computer investigation party, you may have already solved :\u003c/p\u003e\u003cp\u003e\u003ca href=\"http://www.mathworks.com/matlabcentral/cody/problems/522-guess-the-system-font-used-by-uipanel\"\u003eProblem 522. Cody Computer Part 1 - Guess the system font used by uipanel\u003c/a\u003e\u003c/p\u003e\u003cp\u003e\u003cb\u003e*********************************************\u003c/b\u003e\u003c/p\u003e\u003cp\u003eThis is the second problem to solve :\r\nThe \u003cb\u003ever\u003c/b\u003e command returns the Version information for MathWorks products .\r\nThe aim of this Cody problem is to return the license number of the Cody computer.\u003c/p\u003e\u003cp\u003eThe output of the test suite will show you the license number. You could be surprised to see that TMW has computers with a license number equals to ZERO!\u003c/p\u003e","function_template":"function license_number   = piracy_or_not\r\n  \r\n   y = ver;\r\n   % does cody cody computer has a license number equal to zero ? suspense ...\r\nend","test_suite":"%%\r\n\r\nS= evalc('ver');\r\nindex = findstr('MATLAB License Number:',S);\r\nstartis = index+length('MATLAB License Number:');\r\nlicensis = S(startis:startis+7);\r\ny_correct =  strtrim(licensis)\r\nassert(isequal(piracy_or_not,y_correct))\r\n\r\n% Prevents cheating 16-Apr-2012\r\n filetext = fileread('piracy_or_not.m')\r\nassert(isempty(strfind(filetext, '655986')))\r\n","published":true,"deleted":false,"likes_count":0,"comments_count":0,"created_by":639,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":68,"test_suite_updated_at":"2012-04-16T07:31:59.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2012-03-30T07:52:53.000Z","updated_at":"2026-04-21T13:51:00.000Z","published_at":"2012-03-30T07:52:53.000Z","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\u003eIn the Cody computer investigation party, you may have already solved :\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:hyperlink w:docLocation=\\\"http://www.mathworks.com/matlabcentral/cody/problems/522-guess-the-system-font-used-by-uipanel\\\"\u003e\u003cw:r\u003e\u003cw:t\u003eProblem 522. Cody Computer Part 1 - Guess the system font used by uipanel\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:hyperlink\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*********************************************\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 is the second problem to solve : The\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\u003ever\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e command returns the Version information for MathWorks products . The aim of this Cody problem is to return the license number of the Cody computer.\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\u003eThe output of the test suite will show you the license number. You could be surprised to see that TMW has computers with a license number equals to ZERO!\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:\"license 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