{"group":{"id":1,"name":"Community","lockable":false,"created_at":"2012-01-18T18:02:15.000Z","updated_at":"2026-06-05T00:10:21.000Z","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":"2026-06-05T00:00:00.000Z","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":574,"title":"Sort numbers by outside digits","description":"Sort the array so that they are sorted as if their value was a 5 digit number made from the first three and last two digits of the value, irrespective of the middle digits. \r\n\r\nFor example: the array is: [166552, 12389245, 88234, 74123245], it the return would be sorted as if the numbers were [16652, 12345, 88234, 74145], and therefore the return array would be: [12389245, 166552, 74123245, 88234].\r\n\r\nThe numbers are all integers \u003e= 10000, with no leading 0's. ","description_html":"\u003cp\u003eSort the array so that they are sorted as if their value was a 5 digit number made from the first three and last two digits of the value, irrespective of the middle digits.\u003c/p\u003e\u003cp\u003eFor example: the array is: [166552, 12389245, 88234, 74123245], it the return would be sorted as if the numbers were [16652, 12345, 88234, 74145], and therefore the return array would be: [12389245, 166552, 74123245, 88234].\u003c/p\u003e\u003cp\u003eThe numbers are all integers \u003e= 10000, with no leading 0's.\u003c/p\u003e","function_template":"function y = your_fcn_name(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = [12368933, 12345931, 68221, 533111, 3819999999999];\r\ny_correct = [12345931, 12368933, 3819999999999, 533111, 68221];\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = [4591023, 37410101, 97516, 888123, 15061789];\r\ny_correct = [15061789, 37410101, 4591023, 888123, 97516];\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = [1110098, 1110197, 1110296, 1110395, 1110494, 1110593, 1110691];\r\ny_correct = fliplr(x);\r\nassert(isequal(your_fcn_name(x),y_correct))\r\n\r\n%%\r\nx = [324651, 65432114, 1032464, 21465476, 1232165746561, 12321];\r\ny_correct = [1032464, 12321, 1232165746561, 21465476, 324651, 65432114];\r\nassert(isequal(your_fcn_name(x),y_correct))","published":true,"deleted":false,"likes_count":2,"comments_count":1,"created_by":29,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":162,"test_suite_updated_at":"2017-03-15T16:20:14.000Z","rescore_all_solutions":false,"group_id":21,"created_at":"2012-04-12T12:43:10.000Z","updated_at":"2026-04-20T19:52:46.000Z","published_at":"2012-04-12T12:44:56.000Z","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\u003eSort the array so that they are sorted as if their value was a 5 digit number made from the first three and last two digits of the value, irrespective of the middle digits.\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\u003eFor example: the array is: [166552, 12389245, 88234, 74123245], it the return would be sorted as if the numbers were [16652, 12345, 88234, 74145], and therefore the return array would be: [12389245, 166552, 74123245, 88234].\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 numbers are all integers \u003e= 10000, with no leading 0's.\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":574,"title":"Sort numbers by outside digits","description":"Sort the array so that they are sorted as if their value was a 5 digit number made from the first three and last two digits of the value, irrespective of the middle digits. \r\n\r\nFor example: the array is: [166552, 12389245, 88234, 74123245], it the return would be sorted as if the numbers were [16652, 12345, 88234, 74145], and therefore the return array would be: [12389245, 166552, 74123245, 88234].\r\n\r\nThe numbers are all integers \u003e= 10000, with no leading 0's. 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