{"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":45770,"title":"Approximate functions 1 (★★★)","description":"Compute the following sum for any given x and positive integer n.\r\n\r\n\u003c\u003chttps://i.imgur.com/eUwXdSE.gif\u003e\u003e\r\n\r\n\u003c\u003e\r\n\r\nHere m! denotes the factorial of m, which the product of all natural numbers upto m. Thus, \r\n\r\n  2! = 1x2 = 2\r\n  3! = 1x2x3 = 6\r\n  5! = 1x2x3x4x5 = 120","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 209.8px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 104.9px; transform-origin: 407px 104.9px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 204.5px 8px; transform-origin: 204.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eCompute the following sum for any given x and positive integer n.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 47.5px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 23.75px; text-align: center; transform-origin: 384px 23.75px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cimg class=\"imageNode\" style=\"vertical-align: baseline\" src=\"data:image/gif;base64,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\" data-image-state=\"image-loaded\"\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 282.5px 8px; transform-origin: 282.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eHere m! denotes the factorial of m, which the product of all natural numbers upto m. Thus,\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"background-color: rgb(247, 247, 247); block-size: 61.3px; border-bottom-left-radius: 4px; border-bottom-right-radius: 4px; border-end-end-radius: 4px; border-end-start-radius: 4px; border-start-end-radius: 4px; border-start-start-radius: 4px; border-top-left-radius: 4px; border-top-right-radius: 4px; margin-block-end: 10px; margin-block-start: 10px; margin-bottom: 10px; margin-inline-end: 3px; margin-inline-start: 3px; margin-left: 3px; margin-right: 3px; margin-top: 10px; perspective-origin: 404px 30.65px; transform-origin: 404px 30.65px; margin-left: 3px; margin-top: 10px; margin-bottom: 10px; margin-right: 3px; \"\u003e\u003cdiv style=\"background-color: rgba(0, 0, 0, 0); block-size: 20.4333px; border-bottom-left-radius: 0px; border-bottom-right-radius: 0px; border-end-end-radius: 0px; border-end-start-radius: 0px; border-inline-end-color: rgb(233, 233, 233); border-inline-end-style: solid; border-inline-end-width: 1px; border-inline-start-color: rgb(233, 233, 233); border-inline-start-style: solid; border-inline-start-width: 1px; border-left-color: rgb(233, 233, 233); border-left-style: solid; border-left-width: 1px; border-right-color: rgb(233, 233, 233); border-right-style: solid; border-right-width: 1px; border-start-end-radius: 0px; border-start-start-radius: 0px; border-top-left-radius: 0px; border-top-right-radius: 0px; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; min-block-size: 18px; min-height: 18px; padding-inline-start: 4px; padding-left: 4px; perspective-origin: 404px 10.2167px; transform-origin: 404px 10.2167px; white-space: nowrap; \"\u003e\u003cspan style=\"block-size: auto; border-inline-end-color: rgb(0, 0, 0); border-inline-end-style: none; border-inline-end-width: 0px; border-inline-start-color: rgb(0, 0, 0); border-inline-start-style: none; border-inline-start-width: 0px; border-left-color: rgb(0, 0, 0); border-left-style: none; border-left-width: 0px; border-right-color: rgb(0, 0, 0); border-right-style: none; border-right-width: 0px; display: inline; margin-inline-end: 45px; margin-right: 45px; min-block-size: 0px; min-height: 0px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 48px 8.5px; transform-origin: 48px 8.5px; unicode-bidi: normal; white-space: pre; margin-right: 45px; \"\u003e\u003cspan style=\"margin-inline-end: 0px; margin-right: 0px; perspective-origin: 4px 8.5px; transform-origin: 4px 8.5px; \"\u003e2\u003c/span\u003e\u003cspan style=\"border-block-end-color: rgb(178, 140, 0); border-block-start-color: rgb(178, 140, 0); border-bottom-color: rgb(178, 140, 0); border-inline-end-color: rgb(178, 140, 0); border-inline-start-color: rgb(178, 140, 0); border-left-color: rgb(178, 140, 0); border-right-color: rgb(178, 140, 0); border-top-color: rgb(178, 140, 0); caret-color: rgb(178, 140, 0); color: rgb(178, 140, 0); column-rule-color: rgb(178, 140, 0); margin-inline-end: 0px; margin-right: 0px; outline-color: rgb(178, 140, 0); perspective-origin: 44px 8.5px; text-decoration: none; text-decoration-color: rgb(178, 140, 0); text-emphasis-color: rgb(178, 140, 0); transform-origin: 44px 8.5px; \"\u003e! = 1x2 = 2\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"background-color: rgba(0, 0, 0, 0); block-size: 20.4333px; border-bottom-left-radius: 0px; border-bottom-right-radius: 0px; border-end-end-radius: 0px; border-end-start-radius: 0px; border-inline-end-color: rgb(233, 233, 233); border-inline-end-style: solid; border-inline-end-width: 1px; border-inline-start-color: rgb(233, 233, 233); border-inline-start-style: solid; border-inline-start-width: 1px; border-left-color: rgb(233, 233, 233); border-left-style: solid; border-left-width: 1px; border-right-color: rgb(233, 233, 233); border-right-style: solid; border-right-width: 1px; border-start-end-radius: 0px; border-start-start-radius: 0px; border-top-left-radius: 0px; border-top-right-radius: 0px; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; min-block-size: 18px; min-height: 18px; padding-inline-start: 4px; padding-left: 4px; perspective-origin: 404px 10.2167px; transform-origin: 404px 10.2167px; white-space: nowrap; \"\u003e\u003cspan style=\"block-size: auto; border-inline-end-color: rgb(0, 0, 0); border-inline-end-style: none; border-inline-end-width: 0px; border-inline-start-color: rgb(0, 0, 0); border-inline-start-style: none; border-inline-start-width: 0px; border-left-color: rgb(0, 0, 0); border-left-style: none; border-left-width: 0px; border-right-color: rgb(0, 0, 0); border-right-style: none; border-right-width: 0px; display: inline; margin-inline-end: 45px; margin-right: 45px; min-block-size: 0px; min-height: 0px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 56px 8.5px; transform-origin: 56px 8.5px; unicode-bidi: normal; white-space: pre; margin-right: 45px; \"\u003e\u003cspan style=\"margin-inline-end: 0px; margin-right: 0px; perspective-origin: 4px 8.5px; transform-origin: 4px 8.5px; \"\u003e3\u003c/span\u003e\u003cspan style=\"border-block-end-color: rgb(178, 140, 0); border-block-start-color: rgb(178, 140, 0); border-bottom-color: rgb(178, 140, 0); border-inline-end-color: rgb(178, 140, 0); border-inline-start-color: rgb(178, 140, 0); border-left-color: rgb(178, 140, 0); border-right-color: rgb(178, 140, 0); border-top-color: rgb(178, 140, 0); caret-color: rgb(178, 140, 0); color: rgb(178, 140, 0); column-rule-color: rgb(178, 140, 0); margin-inline-end: 0px; margin-right: 0px; outline-color: rgb(178, 140, 0); perspective-origin: 52px 8.5px; text-decoration: none; text-decoration-color: rgb(178, 140, 0); text-emphasis-color: rgb(178, 140, 0); transform-origin: 52px 8.5px; \"\u003e! = 1x2x3 = 6\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"background-color: rgba(0, 0, 0, 0); block-size: 20.4333px; border-bottom-left-radius: 0px; border-bottom-right-radius: 0px; border-end-end-radius: 0px; border-end-start-radius: 0px; border-inline-end-color: rgb(233, 233, 233); border-inline-end-style: solid; border-inline-end-width: 1px; border-inline-start-color: rgb(233, 233, 233); border-inline-start-style: solid; border-inline-start-width: 1px; border-left-color: rgb(233, 233, 233); border-left-style: solid; border-left-width: 1px; border-right-color: rgb(233, 233, 233); border-right-style: solid; border-right-width: 1px; border-start-end-radius: 0px; border-start-start-radius: 0px; border-top-left-radius: 0px; border-top-right-radius: 0px; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; min-block-size: 18px; min-height: 18px; padding-inline-start: 4px; padding-left: 4px; perspective-origin: 404px 10.2167px; transform-origin: 404px 10.2167px; white-space: nowrap; \"\u003e\u003cspan style=\"block-size: auto; border-inline-end-color: rgb(0, 0, 0); border-inline-end-style: none; border-inline-end-width: 0px; border-inline-start-color: rgb(0, 0, 0); border-inline-start-style: none; border-inline-start-width: 0px; border-left-color: rgb(0, 0, 0); border-left-style: none; border-left-width: 0px; border-right-color: rgb(0, 0, 0); border-right-style: none; border-right-width: 0px; display: inline; margin-inline-end: 45px; margin-right: 45px; min-block-size: 0px; min-height: 0px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 80px 8.5px; transform-origin: 80px 8.5px; unicode-bidi: normal; white-space: pre; margin-right: 45px; \"\u003e\u003cspan style=\"margin-inline-end: 0px; margin-right: 0px; perspective-origin: 4px 8.5px; transform-origin: 4px 8.5px; \"\u003e5\u003c/span\u003e\u003cspan style=\"border-block-end-color: rgb(178, 140, 0); border-block-start-color: rgb(178, 140, 0); border-bottom-color: rgb(178, 140, 0); border-inline-end-color: rgb(178, 140, 0); border-inline-start-color: rgb(178, 140, 0); border-left-color: rgb(178, 140, 0); border-right-color: rgb(178, 140, 0); border-top-color: rgb(178, 140, 0); caret-color: rgb(178, 140, 0); color: rgb(178, 140, 0); column-rule-color: rgb(178, 140, 0); margin-inline-end: 0px; margin-right: 0px; outline-color: rgb(178, 140, 0); perspective-origin: 76px 8.5px; text-decoration: none; text-decoration-color: rgb(178, 140, 0); text-emphasis-color: rgb(178, 140, 0); transform-origin: 76px 8.5px; \"\u003e! = 1x2x3x4x5 = 120\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 10px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 10px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 10px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 85.5px 8px; transform-origin: 85.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eAvoid using for/while loops.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x,n)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 3; n = 2;\r\ny_correct = 7.5;\r\nassert(abs(your_fcn_name(x,n) - y_correct) \u003c 1e-4)\r\n\r\n%%\r\nx = 2; n = 10;\r\ny_correct = 6.388994708994708;\r\nassert(abs(your_fcn_name(x,n) - y_correct) \u003c 1e-4)\r\n\r\n%%\r\nx = 9; n = 6;\r\ny_correct = 1674.5625;\r\nassert(abs(your_fcn_name(x,n) - y_correct) \u003c 1e-4)\r\n\r\n%%\r\nfiletext = fileread('your_fcn_name.m');\r\nassert(isempty(strfind(filetext, 'for')),'for forbidden')\r\nassert(isempty(strfind(filetext, 'while')),'while forbidden')","published":true,"deleted":false,"likes_count":0,"comments_count":2,"created_by":428668,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":48,"test_suite_updated_at":"2020-11-30T11:33:50.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-06-06T00:05:06.000Z","updated_at":"2026-02-26T12:10:56.000Z","published_at":"2020-06-06T00:05:02.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"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\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCompute the following sum for any given x and positive integer n.\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=\\\"center\\\"/\u003e\u003c/w:pPr\u003e\u003cw:customXml w:element=\\\"image\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"height\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"width\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"verticalAlign\\\" w:val=\\\"baseline\\\"/\u003e\u003cw:attr w:name=\\\"altText\\\" w:val=\\\"\\\"/\u003e\u003cw:attr w:name=\\\"relationshipId\\\" w:val=\\\"rId1\\\"/\u003e\u003c/w:customXmlPr\u003e\u003c/w:customXml\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\u003eHere m! denotes the factorial of m, which the product of all natural numbers upto m. Thus,\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[2! = 1x2 = 2\\n3! = 1x2x3 = 6\\n5! = 1x2x3x4x5 = 120]]\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\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eAvoid using for/while loops.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/image\",\"target\":\"/media/image1.gif\",\"relationshipId\":\"rId1\"}]},{\"partUri\":\"/media/image1.gif\",\"contentType\":\"image/gif\",\"content\":\"data:image/gif;base64,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\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"}],"problem_search":{"errors":[],"problems":[{"id":45770,"title":"Approximate functions 1 (★★★)","description":"Compute the following sum for any given x and positive integer n.\r\n\r\n\u003c\u003chttps://i.imgur.com/eUwXdSE.gif\u003e\u003e\r\n\r\n\u003c\u003e\r\n\r\nHere m! denotes the factorial of m, which the product of all natural numbers upto m. Thus, \r\n\r\n  2! = 1x2 = 2\r\n  3! = 1x2x3 = 6\r\n  5! = 1x2x3x4x5 = 120","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 209.8px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 104.9px; transform-origin: 407px 104.9px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 204.5px 8px; transform-origin: 204.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eCompute the following sum for any given x and positive integer n.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 47.5px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 23.75px; text-align: center; transform-origin: 384px 23.75px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cimg class=\"imageNode\" style=\"vertical-align: baseline\" src=\"data:image/gif;base64,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\" data-image-state=\"image-loaded\"\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 282.5px 8px; transform-origin: 282.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eHere m! denotes the factorial of m, which the product of all natural numbers upto m. Thus,\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"background-color: rgb(247, 247, 247); block-size: 61.3px; border-bottom-left-radius: 4px; border-bottom-right-radius: 4px; border-end-end-radius: 4px; border-end-start-radius: 4px; border-start-end-radius: 4px; border-start-start-radius: 4px; border-top-left-radius: 4px; border-top-right-radius: 4px; margin-block-end: 10px; margin-block-start: 10px; margin-bottom: 10px; margin-inline-end: 3px; margin-inline-start: 3px; margin-left: 3px; margin-right: 3px; margin-top: 10px; perspective-origin: 404px 30.65px; transform-origin: 404px 30.65px; margin-left: 3px; margin-top: 10px; margin-bottom: 10px; margin-right: 3px; \"\u003e\u003cdiv style=\"background-color: rgba(0, 0, 0, 0); block-size: 20.4333px; border-bottom-left-radius: 0px; border-bottom-right-radius: 0px; border-end-end-radius: 0px; border-end-start-radius: 0px; border-inline-end-color: rgb(233, 233, 233); border-inline-end-style: solid; border-inline-end-width: 1px; border-inline-start-color: rgb(233, 233, 233); border-inline-start-style: solid; border-inline-start-width: 1px; border-left-color: rgb(233, 233, 233); border-left-style: solid; border-left-width: 1px; border-right-color: rgb(233, 233, 233); border-right-style: solid; border-right-width: 1px; border-start-end-radius: 0px; border-start-start-radius: 0px; border-top-left-radius: 0px; border-top-right-radius: 0px; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; min-block-size: 18px; min-height: 18px; padding-inline-start: 4px; padding-left: 4px; perspective-origin: 404px 10.2167px; transform-origin: 404px 10.2167px; white-space: nowrap; \"\u003e\u003cspan style=\"block-size: auto; border-inline-end-color: rgb(0, 0, 0); border-inline-end-style: none; border-inline-end-width: 0px; border-inline-start-color: rgb(0, 0, 0); border-inline-start-style: none; border-inline-start-width: 0px; border-left-color: rgb(0, 0, 0); border-left-style: none; border-left-width: 0px; border-right-color: rgb(0, 0, 0); border-right-style: none; border-right-width: 0px; display: inline; margin-inline-end: 45px; margin-right: 45px; min-block-size: 0px; min-height: 0px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 48px 8.5px; transform-origin: 48px 8.5px; unicode-bidi: normal; white-space: pre; margin-right: 45px; \"\u003e\u003cspan style=\"margin-inline-end: 0px; margin-right: 0px; perspective-origin: 4px 8.5px; transform-origin: 4px 8.5px; \"\u003e2\u003c/span\u003e\u003cspan style=\"border-block-end-color: rgb(178, 140, 0); border-block-start-color: rgb(178, 140, 0); border-bottom-color: rgb(178, 140, 0); border-inline-end-color: rgb(178, 140, 0); border-inline-start-color: rgb(178, 140, 0); border-left-color: rgb(178, 140, 0); border-right-color: rgb(178, 140, 0); border-top-color: rgb(178, 140, 0); caret-color: rgb(178, 140, 0); color: rgb(178, 140, 0); column-rule-color: rgb(178, 140, 0); margin-inline-end: 0px; margin-right: 0px; outline-color: rgb(178, 140, 0); perspective-origin: 44px 8.5px; text-decoration: none; text-decoration-color: rgb(178, 140, 0); text-emphasis-color: rgb(178, 140, 0); transform-origin: 44px 8.5px; \"\u003e! = 1x2 = 2\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"background-color: rgba(0, 0, 0, 0); block-size: 20.4333px; border-bottom-left-radius: 0px; border-bottom-right-radius: 0px; border-end-end-radius: 0px; border-end-start-radius: 0px; border-inline-end-color: rgb(233, 233, 233); border-inline-end-style: solid; border-inline-end-width: 1px; border-inline-start-color: rgb(233, 233, 233); border-inline-start-style: solid; border-inline-start-width: 1px; border-left-color: rgb(233, 233, 233); border-left-style: solid; border-left-width: 1px; border-right-color: rgb(233, 233, 233); border-right-style: solid; border-right-width: 1px; border-start-end-radius: 0px; border-start-start-radius: 0px; border-top-left-radius: 0px; border-top-right-radius: 0px; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; min-block-size: 18px; min-height: 18px; padding-inline-start: 4px; padding-left: 4px; perspective-origin: 404px 10.2167px; transform-origin: 404px 10.2167px; white-space: nowrap; \"\u003e\u003cspan style=\"block-size: auto; border-inline-end-color: rgb(0, 0, 0); border-inline-end-style: none; border-inline-end-width: 0px; border-inline-start-color: rgb(0, 0, 0); border-inline-start-style: none; border-inline-start-width: 0px; border-left-color: rgb(0, 0, 0); border-left-style: none; border-left-width: 0px; border-right-color: rgb(0, 0, 0); border-right-style: none; border-right-width: 0px; display: inline; margin-inline-end: 45px; margin-right: 45px; min-block-size: 0px; min-height: 0px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 56px 8.5px; transform-origin: 56px 8.5px; unicode-bidi: normal; white-space: pre; margin-right: 45px; \"\u003e\u003cspan style=\"margin-inline-end: 0px; margin-right: 0px; perspective-origin: 4px 8.5px; transform-origin: 4px 8.5px; \"\u003e3\u003c/span\u003e\u003cspan style=\"border-block-end-color: rgb(178, 140, 0); border-block-start-color: rgb(178, 140, 0); border-bottom-color: rgb(178, 140, 0); border-inline-end-color: rgb(178, 140, 0); border-inline-start-color: rgb(178, 140, 0); border-left-color: rgb(178, 140, 0); border-right-color: rgb(178, 140, 0); border-top-color: rgb(178, 140, 0); caret-color: rgb(178, 140, 0); color: rgb(178, 140, 0); column-rule-color: rgb(178, 140, 0); margin-inline-end: 0px; margin-right: 0px; outline-color: rgb(178, 140, 0); perspective-origin: 52px 8.5px; text-decoration: none; text-decoration-color: rgb(178, 140, 0); text-emphasis-color: rgb(178, 140, 0); transform-origin: 52px 8.5px; \"\u003e! = 1x2x3 = 6\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cdiv style=\"background-color: rgba(0, 0, 0, 0); block-size: 20.4333px; border-bottom-left-radius: 0px; border-bottom-right-radius: 0px; border-end-end-radius: 0px; border-end-start-radius: 0px; border-inline-end-color: rgb(233, 233, 233); border-inline-end-style: solid; border-inline-end-width: 1px; border-inline-start-color: rgb(233, 233, 233); border-inline-start-style: solid; border-inline-start-width: 1px; border-left-color: rgb(233, 233, 233); border-left-style: solid; border-left-width: 1px; border-right-color: rgb(233, 233, 233); border-right-style: solid; border-right-width: 1px; border-start-end-radius: 0px; border-start-start-radius: 0px; border-top-left-radius: 0px; border-top-right-radius: 0px; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; min-block-size: 18px; min-height: 18px; padding-inline-start: 4px; padding-left: 4px; perspective-origin: 404px 10.2167px; transform-origin: 404px 10.2167px; white-space: nowrap; \"\u003e\u003cspan style=\"block-size: auto; border-inline-end-color: rgb(0, 0, 0); border-inline-end-style: none; border-inline-end-width: 0px; border-inline-start-color: rgb(0, 0, 0); border-inline-start-style: none; border-inline-start-width: 0px; border-left-color: rgb(0, 0, 0); border-left-style: none; border-left-width: 0px; border-right-color: rgb(0, 0, 0); border-right-style: none; border-right-width: 0px; display: inline; margin-inline-end: 45px; margin-right: 45px; min-block-size: 0px; min-height: 0px; padding-inline-start: 0px; padding-left: 0px; perspective-origin: 80px 8.5px; transform-origin: 80px 8.5px; unicode-bidi: normal; white-space: pre; margin-right: 45px; \"\u003e\u003cspan style=\"margin-inline-end: 0px; margin-right: 0px; perspective-origin: 4px 8.5px; transform-origin: 4px 8.5px; \"\u003e5\u003c/span\u003e\u003cspan style=\"border-block-end-color: rgb(178, 140, 0); border-block-start-color: rgb(178, 140, 0); border-bottom-color: rgb(178, 140, 0); border-inline-end-color: rgb(178, 140, 0); border-inline-start-color: rgb(178, 140, 0); border-left-color: rgb(178, 140, 0); border-right-color: rgb(178, 140, 0); border-top-color: rgb(178, 140, 0); caret-color: rgb(178, 140, 0); color: rgb(178, 140, 0); column-rule-color: rgb(178, 140, 0); margin-inline-end: 0px; margin-right: 0px; outline-color: rgb(178, 140, 0); perspective-origin: 76px 8.5px; text-decoration: none; text-decoration-color: rgb(178, 140, 0); text-emphasis-color: rgb(178, 140, 0); transform-origin: 76px 8.5px; \"\u003e! = 1x2x3x4x5 = 120\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 10px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 10px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 10px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 85.5px 8px; transform-origin: 85.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eAvoid using for/while loops.\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = your_fcn_name(x,n)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 3; n = 2;\r\ny_correct = 7.5;\r\nassert(abs(your_fcn_name(x,n) - y_correct) \u003c 1e-4)\r\n\r\n%%\r\nx = 2; n = 10;\r\ny_correct = 6.388994708994708;\r\nassert(abs(your_fcn_name(x,n) - y_correct) \u003c 1e-4)\r\n\r\n%%\r\nx = 9; n = 6;\r\ny_correct = 1674.5625;\r\nassert(abs(your_fcn_name(x,n) - y_correct) \u003c 1e-4)\r\n\r\n%%\r\nfiletext = fileread('your_fcn_name.m');\r\nassert(isempty(strfind(filetext, 'for')),'for forbidden')\r\nassert(isempty(strfind(filetext, 'while')),'while forbidden')","published":true,"deleted":false,"likes_count":0,"comments_count":2,"created_by":428668,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":48,"test_suite_updated_at":"2020-11-30T11:33:50.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2020-06-06T00:05:06.000Z","updated_at":"2026-02-26T12:10:56.000Z","published_at":"2020-06-06T00:05:02.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"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\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCompute the following sum for any given x and positive integer n.\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=\\\"center\\\"/\u003e\u003c/w:pPr\u003e\u003cw:customXml w:element=\\\"image\\\"\u003e\u003cw:customXmlPr\u003e\u003cw:attr w:name=\\\"height\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"width\\\" w:val=\\\"-1\\\"/\u003e\u003cw:attr w:name=\\\"verticalAlign\\\" w:val=\\\"baseline\\\"/\u003e\u003cw:attr w:name=\\\"altText\\\" w:val=\\\"\\\"/\u003e\u003cw:attr w:name=\\\"relationshipId\\\" w:val=\\\"rId1\\\"/\u003e\u003c/w:customXmlPr\u003e\u003c/w:customXml\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\u003eHere m! denotes the factorial of m, which the product of all natural numbers upto m. Thus,\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[2! = 1x2 = 2\\n3! = 1x2x3 = 6\\n5! = 1x2x3x4x5 = 120]]\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\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eAvoid using for/while loops.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/image\",\"target\":\"/media/image1.gif\",\"relationshipId\":\"rId1\"}]},{\"partUri\":\"/media/image1.gif\",\"contentType\":\"image/gif\",\"content\":\"data:image/gif;base64,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\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"}],"term":"tag:\"function sum\"","current_player_id":null,"fields":[{"name":"page","type":"integer","callback":null,"default":1,"directive":null,"facet":null,"facet_method":"and","operator":null,"param":null,"static":null,"prepend":true},{"name":"per_page","type":"integer","callback":null,"default":50,"directive":null,"facet":null,"facet_method":"and","operator":null,"param":null,"static":null,"prepend":true},{"name":"sort","type":"string","callback":null,"default":null,"directive":null,"facet":null,"facet_method":"and","operator":null,"param":null,"static":null,"prepend":true},{"name":"body","type":"text","callback":null,"default":"*:*","directive":null,"facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":false},{"name":"group","type":"string","callback":null,"default":null,"directive":"group","facet":true,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"difficulty_rating_bin","type":"string","callback":null,"default":null,"directive":"difficulty_rating_bin","facet":true,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"id","type":"integer","callback":null,"default":null,"directive":"id","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"tag","type":"string","callback":null,"default":null,"directive":"tag","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"product","type":"string","callback":null,"default":null,"directive":"product","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"created_at","type":"timeframe","callback":{},"default":null,"directive":"created_at","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"profile_id","type":"integer","callback":null,"default":null,"directive":"author_id","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"created_by","type":"string","callback":null,"default":null,"directive":"author","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"player_id","type":"integer","callback":null,"default":null,"directive":"solver_id","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"player","type":"string","callback":null,"default":null,"directive":"solver","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"solvers_count","type":"integer","callback":null,"default":null,"directive":"solvers_count","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"comments_count","type":"integer","callback":null,"default":null,"directive":"comments_count","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"likes_count","type":"integer","callback":null,"default":null,"directive":"likes_count","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"leader_id","type":"integer","callback":null,"default":null,"directive":"leader_id","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true},{"name":"leading_solution","type":"integer","callback":null,"default":null,"directive":"leading_solution","facet":null,"facet_method":"and","operator":null,"param":"term","static":null,"prepend":true}],"filters":[{"name":"asset_type","type":"string","callback":null,"default":null,"directive":null,"facet":null,"facet_method":"and","operator":null,"param":null,"static":"\"cody:problem\"","prepend":true},{"name":"profile_id","type":"integer","callback":{},"default":null,"directive":null,"facet":null,"facet_method":"and","operator":null,"param":"author_id","static":null,"prepend":true}],"query":{"params":{"per_page":50,"term":"tag:\"function 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