{"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":43637,"title":"For given vectors x,y find coresponding spline coefficients.","description":"For given vectors x,y find coresponding spline coefficients.\r\nExample\r\n\r\nx =[ -3    -2     0     2     3]\r\n\r\ny =[ 0     0     1     0     0]\r\n\r\nresult=[-3 -2 0 2 3]","description_html":"\u003cp\u003eFor given vectors x,y find coresponding spline coefficients.\r\nExample\u003c/p\u003e\u003cp\u003ex =[ -3    -2     0     2     3]\u003c/p\u003e\u003cp\u003ey =[ 0     0     1     0     0]\u003c/p\u003e\u003cp\u003eresult=[-3 -2 0 2 3]\u003c/p\u003e","function_template":"function y = SplCoef(x,y)\r\n  y = x;\r\nend","test_suite":"%%\r\nx =[ -3    -2     0     2     3]\r\ny =[ 0     0     1     0     0]\r\ny_correct=[-3 -2 0 2 3];\r\nassert(isequal(SplCoef(x,y),y_correct))\r\n%%\r\nx = 1:0.5:5\r\ny =sin(x)\r\ny_correct=[ 1.0000    1.5000    2.0000    2.5000    3.0000    3.5000    4.0000    4.5000    5.0000];\r\nassert(isequal(SplCoef(x,y),y_correct))","published":true,"deleted":false,"likes_count":0,"comments_count":1,"created_by":90467,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":55,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2016-10-25T23:13:44.000Z","updated_at":"2026-03-05T10:44:35.000Z","published_at":"2016-10-25T23:13:44.000Z","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\u003eFor given vectors x,y find coresponding spline coefficients. 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