{"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":44369,"title":"Circle/Pentagon Overlap","description":"Your function will be provided with the five vertices of a pentagon (p) as well as the center point (cp) and radius (r) of a circle. The function should return the number of pentagon vertices that lie within or on the circle. The tolerance for lying on the circle is 0.02.","description_html":"\u003cp\u003eYour function will be provided with the five vertices of a pentagon (p) as well as the center point (cp) and radius (r) of a circle. The function should return the number of pentagon vertices that lie within or on the circle. The tolerance for lying on the circle is 0.02.\u003c/p\u003e","function_template":"function y = circle_pentagon_overlap(p,cp,r)\r\n y = 0;\r\nend","test_suite":"%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [0,0];\r\nr = 5;\r\ny_correct = 5;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [0,0];\r\nr = 4;\r\ny_correct = 0;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [0,0];\r\nr = 15;\r\ny_correct = 5;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [2,0];\r\nr = 5;\r\ny_correct = 2;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [2,0.75];\r\nr = 5;\r\ny_correct = 3;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [7.5,0];\r\nr = 5;\r\ny_correct = 1;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [0,-5];\r\nr = 9;\r\ny_correct = 4;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [23.66,11.42; 24.37,5.58; 19.05,3.10; 15.04,7.40; 17.89,12.54];\r\ncp = [20,8];\r\nr = 5;\r\ny_correct = 5;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [23.66,11.42; 24.37,5.58; 19.05,3.10; 15.04,7.40; 17.89,12.54];\r\ncp = [19,8];\r\nr = 5;\r\ny_correct = 3;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [23.66,11.42; 24.37,5.58; 19.05,3.10; 15.04,7.40; 17.89,12.54];\r\ncp = [19.5,10];\r\nr = 5;\r\ny_correct = 2;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [23.66,11.42; 24.37,5.58; 19.05,3.10; 15.04,7.40; 17.89,12.54];\r\ncp = [19.5,10];\r\nr = 6.6;\r\ny_correct = 4;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [23.66,11.42; 24.37,5.58; 19.05,3.10; 15.04,7.40; 17.89,12.54];\r\ncp = [19.5,10];\r\nr = 7;\r\ny_correct = 5;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [30.94,36.26; 35.61,27.09; 28.34,19.82; 19.17,24.49; 20.78,34.65];\r\ncp = [26.97,28.45];\r\nr = 8.75;\r\ny_correct = 5;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [30.94,36.26; 35.61,27.09; 28.34,19.82; 19.17,24.49; 20.78,34.65];\r\ncp = [26.97,28.45];\r\nr = 8;\r\ny_correct = 0;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":1,"created_by":26769,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":330,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":34,"created_at":"2017-10-10T18:44:43.000Z","updated_at":"2026-05-29T08:01:56.000Z","published_at":"2017-10-16T01:45:09.000Z","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\u003eYour function will be provided with the five vertices of a pentagon (p) as well as the center point (cp) and radius (r) of a circle. The function should return the number of pentagon vertices that lie within or on the circle. The tolerance for lying on the circle is 0.02.\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":44369,"title":"Circle/Pentagon Overlap","description":"Your function will be provided with the five vertices of a pentagon (p) as well as the center point (cp) and radius (r) of a circle. The function should return the number of pentagon vertices that lie within or on the circle. The tolerance for lying on the circle is 0.02.","description_html":"\u003cp\u003eYour function will be provided with the five vertices of a pentagon (p) as well as the center point (cp) and radius (r) of a circle. The function should return the number of pentagon vertices that lie within or on the circle. The tolerance for lying on the circle is 0.02.\u003c/p\u003e","function_template":"function y = circle_pentagon_overlap(p,cp,r)\r\n y = 0;\r\nend","test_suite":"%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [0,0];\r\nr = 5;\r\ny_correct = 5;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [0,0];\r\nr = 4;\r\ny_correct = 0;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [0,0];\r\nr = 15;\r\ny_correct = 5;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [2,0];\r\nr = 5;\r\ny_correct = 2;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [2,0.75];\r\nr = 5;\r\ny_correct = 3;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [7.5,0];\r\nr = 5;\r\ny_correct = 1;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [0,5; 4.76,1.55; 2.94,-4.05; -2.94,-4.05; -4.76,1.55];\r\ncp = [0,-5];\r\nr = 9;\r\ny_correct = 4;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [23.66,11.42; 24.37,5.58; 19.05,3.10; 15.04,7.40; 17.89,12.54];\r\ncp = [20,8];\r\nr = 5;\r\ny_correct = 5;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [23.66,11.42; 24.37,5.58; 19.05,3.10; 15.04,7.40; 17.89,12.54];\r\ncp = [19,8];\r\nr = 5;\r\ny_correct = 3;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [23.66,11.42; 24.37,5.58; 19.05,3.10; 15.04,7.40; 17.89,12.54];\r\ncp = [19.5,10];\r\nr = 5;\r\ny_correct = 2;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [23.66,11.42; 24.37,5.58; 19.05,3.10; 15.04,7.40; 17.89,12.54];\r\ncp = [19.5,10];\r\nr = 6.6;\r\ny_correct = 4;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [23.66,11.42; 24.37,5.58; 19.05,3.10; 15.04,7.40; 17.89,12.54];\r\ncp = [19.5,10];\r\nr = 7;\r\ny_correct = 5;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [30.94,36.26; 35.61,27.09; 28.34,19.82; 19.17,24.49; 20.78,34.65];\r\ncp = [26.97,28.45];\r\nr = 8.75;\r\ny_correct = 5;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))\r\n\r\n%%\r\np = [30.94,36.26; 35.61,27.09; 28.34,19.82; 19.17,24.49; 20.78,34.65];\r\ncp = [26.97,28.45];\r\nr = 8;\r\ny_correct = 0;\r\nassert(isequal(circle_pentagon_overlap(p,cp,r),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":1,"created_by":26769,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":330,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":34,"created_at":"2017-10-10T18:44:43.000Z","updated_at":"2026-05-29T08:01:56.000Z","published_at":"2017-10-16T01:45:09.000Z","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\u003eYour function will be provided with the five vertices of a pentagon (p) as well as the center point (cp) and radius (r) of a circle. 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