{"id":20975,"date":"2024-03-15T21:16:21","date_gmt":"2024-03-15T21:16:21","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/"},"modified":"2024-03-21T19:22:43","modified_gmt":"2024-03-21T19:22:43","slug":"how-do-you-randomly-generate-a-number-in-c-language","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/","title":{"rendered":"How do you randomly generate a number in C language?"},"content":{"rendered":"<p>In C language, the rand() function can be used to generate a random number. It is important to note that each time the program runs, the random number generated by the rand() function will be the same. To avoid this situation, you can call the srand() function before using the rand() function to set the seed for the random number. Here is an example code:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;stdio.h&gt;<\/span><\/span>\r\n<span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;stdlib.h&gt;<\/span><\/span>\r\n<span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;time.h&gt;<\/span><\/span>\r\n\r\n<span class=\"hljs-type\">int<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">()<\/span> {\r\n    <span class=\"hljs-comment\">\/\/ \u8bbe\u7f6e\u968f\u673a\u6570\u79cd\u5b50<\/span>\r\n    srand(time(<span class=\"hljs-literal\">NULL<\/span>));\r\n\r\n    <span class=\"hljs-comment\">\/\/ \u4ea7\u751f\u4e00\u4e2a\u968f\u673a\u6570<\/span>\r\n    <span class=\"hljs-type\">int<\/span> randomNumber = rand();\r\n\r\n    <span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">\"\u968f\u673a\u6570\u4e3a\uff1a%d\\n\"<\/span>, randomNumber);\r\n\r\n    <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">0<\/span>;\r\n}\r\n<\/code><\/pre>\n<p>In the above code, the srand(time(NULL)) function sets the random seed to the current time, ensuring that each time the program runs, a different random number is generated. It then uses the rand() function to generate a random number and prints it out using printf().<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In C language, the rand() function can be used to generate a random number. It is important to note that each time the program runs, the random number generated by the rand() function will be the same. To avoid this situation, you can call the srand() function before using the rand() function to set the [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-20975","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How do you randomly generate a number in C language? - Blog - Silicon Cloud<\/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:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How do you randomly generate a number in C language?\" \/>\n<meta property=\"og:description\" content=\"In C language, the rand() function can be used to generate a random number. It is important to note that each time the program runs, the random number generated by the rand() function will be the same. To avoid this situation, you can call the srand() function before using the rand() function to set the [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-15T21:16:21+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-21T19:22:43+00:00\" \/>\n<meta name=\"author\" content=\"Ava Mitchell\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:site\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Ava Mitchell\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/\"},\"author\":{\"name\":\"Ava Mitchell\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/a3e2658c2cb9fb2be95ae0a8861f4a64\"},\"headline\":\"How do you randomly generate a number in C language?\",\"datePublished\":\"2024-03-15T21:16:21+00:00\",\"dateModified\":\"2024-03-21T19:22:43+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/\"},\"wordCount\":122,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/\",\"name\":\"How do you randomly generate a number in C language? - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#website\"},\"datePublished\":\"2024-03-15T21:16:21+00:00\",\"dateModified\":\"2024-03-21T19:22:43+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.silicloud.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"How do you randomly generate a number in C language?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/blog\/\",\"name\":\"Silicon Cloud Blog\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\",\"name\":\"Silicon Cloud Blog\",\"url\":\"https:\/\/www.silicloud.com\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/wp-content\/uploads\/2023\/11\/EN-SILICON-Full.png\",\"contentUrl\":\"https:\/\/www.silicloud.com\/blog\/wp-content\/uploads\/2023\/11\/EN-SILICON-Full.png\",\"width\":1024,\"height\":1024,\"caption\":\"Silicon Cloud Blog\"},\"image\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\",\"https:\/\/twitter.com\/SiliCloudGlobal\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/a3e2658c2cb9fb2be95ae0a8861f4a64\",\"name\":\"Ava Mitchell\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/15c63cd0564b4a2e07d611bcdffa296f6ea80e8db07c3091f43a84010514899d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/15c63cd0564b4a2e07d611bcdffa296f6ea80e8db07c3091f43a84010514899d?s=96&d=mm&r=g\",\"caption\":\"Ava Mitchell\"},\"url\":\"https:\/\/www.silicloud.com\/blog\/author\/avamitchell\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"How do you randomly generate a number in C language? - Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/","og_locale":"en_US","og_type":"article","og_title":"How do you randomly generate a number in C language?","og_description":"In C language, the rand() function can be used to generate a random number. It is important to note that each time the program runs, the random number generated by the rand() function will be the same. To avoid this situation, you can call the srand() function before using the rand() function to set the [&hellip;]","og_url":"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/","og_site_name":"Blog - Silicon Cloud","article_publisher":"https:\/\/www.facebook.com\/SiliCloudGlobal\/","article_published_time":"2024-03-15T21:16:21+00:00","article_modified_time":"2024-03-21T19:22:43+00:00","author":"Ava Mitchell","twitter_card":"summary_large_image","twitter_creator":"@SiliCloudGlobal","twitter_site":"@SiliCloudGlobal","twitter_misc":{"Written by":"Ava Mitchell","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/#article","isPartOf":{"@id":"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/"},"author":{"name":"Ava Mitchell","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/a3e2658c2cb9fb2be95ae0a8861f4a64"},"headline":"How do you randomly generate a number in C language?","datePublished":"2024-03-15T21:16:21+00:00","dateModified":"2024-03-21T19:22:43+00:00","mainEntityOfPage":{"@id":"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/"},"wordCount":122,"commentCount":0,"publisher":{"@id":"https:\/\/www.silicloud.com\/blog\/#organization"},"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/","url":"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/","name":"How do you randomly generate a number in C language? - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/blog\/#website"},"datePublished":"2024-03-15T21:16:21+00:00","dateModified":"2024-03-21T19:22:43+00:00","breadcrumb":{"@id":"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/blog\/how-do-you-randomly-generate-a-number-in-c-language\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.silicloud.com\/blog\/"},{"@type":"ListItem","position":2,"name":"How do you randomly generate a number in C language?"}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/blog\/#website","url":"https:\/\/www.silicloud.com\/blog\/","name":"Silicon Cloud Blog","description":"","publisher":{"@id":"https:\/\/www.silicloud.com\/blog\/#organization"},"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.silicloud.com\/blog\/#organization","name":"Silicon Cloud Blog","url":"https:\/\/www.silicloud.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.silicloud.com\/blog\/wp-content\/uploads\/2023\/11\/EN-SILICON-Full.png","contentUrl":"https:\/\/www.silicloud.com\/blog\/wp-content\/uploads\/2023\/11\/EN-SILICON-Full.png","width":1024,"height":1024,"caption":"Silicon Cloud Blog"},"image":{"@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/SiliCloudGlobal\/","https:\/\/twitter.com\/SiliCloudGlobal"]},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/a3e2658c2cb9fb2be95ae0a8861f4a64","name":"Ava Mitchell","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/15c63cd0564b4a2e07d611bcdffa296f6ea80e8db07c3091f43a84010514899d?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/15c63cd0564b4a2e07d611bcdffa296f6ea80e8db07c3091f43a84010514899d?s=96&d=mm&r=g","caption":"Ava Mitchell"},"url":"https:\/\/www.silicloud.com\/blog\/author\/avamitchell\/"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/posts\/20975","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/comments?post=20975"}],"version-history":[{"count":1,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/posts\/20975\/revisions"}],"predecessor-version":[{"id":54809,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/posts\/20975\/revisions\/54809"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/media?parent=20975"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/categories?post=20975"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/tags?post=20975"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}