{"id":33755,"date":"2023-02-13T18:35:37","date_gmt":"2023-02-13T13:05:37","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-while-loop-is-executing-code-i-dont-understand\/"},"modified":"2023-02-13T18:35:37","modified_gmt":"2023-02-13T13:05:37","slug":"solved-while-loop-is-executing-code-i-dont-understand","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-while-loop-is-executing-code-i-dont-understand\/","title":{"rendered":"[Solved] While loop is executing code I don&#8217;t understand"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-58354450\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"58354450\" data-parentid=\"58354373\" data-score=\"1\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<pre class=\"lang-c prettyprint-override\"><code>\/\/ L is a data structure also known as a linked list. It has:\nstruct L\n{\n  int d; \/\/ a value\n  L *p;  \/\/ a pointer to the next element\n}\n\n\/\/ it creates the first element of the linked list, and assigns it a value of 3\nL* l = new L;\nl-&gt;d = 3;\n\n\/\/ then makes it point to a new element, with value 5\nl-&gt;p = new L;\nl-&gt;p-&gt;d = 5;\n\n\/\/ the new element's pointer to the next element is then set to be \n\/\/ the first item in the list, hence creating a circular list of 2 elements\n\/\/ .-&gt;| 3 |--&gt;| 5 | -.\n\/\/ '-----------------'\nl-&gt;p-&gt;p = l;\n\n\/\/ then it loops through the list, printing the value of the current element \n\/\/ and increasing it to 1 every time, and stopping when the value of the current \n\/\/ element is 7 or more\nwhile(l-&gt;d &lt; 7) {\n    cout &lt;&lt; l-&gt;d++ &lt;&lt; ' '; \/\/ prints the value of the current element and increases it\n    l = l-&gt;p; \/\/ moves to the next node\n}\n<\/code><\/pre>\n<p>Here&#8217;s a very good article that can help you understand what a linked list is and how to properly use it: <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/www.learn-c.org\/en\/Linked_lists\">https:\/\/www.learn-c.org\/en\/Linked_lists<\/a><\/p>\n<p>I hope this was clear enough!<\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">1<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved While loop is executing code I don&#8217;t understand <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] \/\/ L is a data structure also known as a linked list. It has: struct L { int d; \/\/ a value L *p; \/\/ a pointer to the next element } \/\/ it creates the first element of the linked list, and assigns it a value of 3 L* l = new L; &#8230; <a title=\"[Solved] While loop is executing code I don&#8217;t understand\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-while-loop-is-executing-code-i-dont-understand\/\" aria-label=\"More on [Solved] While loop is executing code I don&#8217;t understand\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[324,712,458],"class_list":["post-33755","post","type-post","status-publish","format-standard","hentry","category-solved","tag-c","tag-pointers","tag-struct"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] While loop is executing code I don&#039;t understand - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-while-loop-is-executing-code-i-dont-understand\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] While loop is executing code I don&#039;t understand - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] \/\/ L is a data structure also known as a linked list. 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