{"id":145084,"date":"2025-05-17T14:03:53","date_gmt":"2025-05-17T08:33:53","guid":{"rendered":"https:\/\/data-flair.training\/blogs\/?p=145084"},"modified":"2025-05-17T14:03:53","modified_gmt":"2025-05-17T08:33:53","slug":"c-do-while-loop","status":"publish","type":"post","link":"https:\/\/data-flair.training\/blogs\/c-do-while-loop\/","title":{"rendered":"C Do While Loop"},"content":{"rendered":"<h3>Program 1<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">#include&lt;stdio.h&gt;\r\n#include&lt;conio.h&gt;\r\nint main()\r\n{\r\n   \r\n    int choice;\r\n    system(\"cls\");\r\n  do\r\n{\r\n    printf(\"\\n------------------Menu-----------------------\");\r\n    printf(\"\\n 1.Factorial\\n 2.Reverse \\n 3. Power \\n 4.Exit\");\r\n    printf(\"\\n-----------------------------------------------\");\r\n    printf(\"\\nEnter your choice\");\r\n    scanf(\"%d\",&amp;choice);\r\n    switch(choice)\r\n    {\r\n        case 1: \r\n        {\r\n              int n,f=1;\r\n              printf(\"\\nEnter a number\");\r\n              scanf(\"%d\",&amp;n);\r\n              while(n!=0)\r\n              {\r\n                f=f*n;\r\n                n--;\r\n              }\r\n              printf(\"\\nFactorial is %d\",f);\r\n              break;\r\n        }\r\n        case 2: \r\n        {\r\n            int n,r,s=0;\r\n            printf(\"\\nEnter a number\");\r\n            scanf(\"%d\",&amp;n);\r\n            while(n!=0)\r\n            {\r\n                r=n%10;\r\n                s=s*10+r;\r\n                n=n\/10;\r\n            }\r\n            printf(\"Reverse is %d\",s);\r\n            break;\r\n        }\r\n        case 3: \r\n        {\r\n            int n,s=1,p;\r\n            printf(\"\\nEnter a number: \");\r\n            scanf(\"%d\",&amp;n);\r\n            printf(\"\\n Enter power: \");\r\n            scanf(\"%d\",&amp;p);\r\n            while(p!=0)\r\n            {\r\n                s=s*n;\r\n                p--;\r\n            }\r\n            printf(\"Result is %d\",s);\r\n            break;\r\n        }   \r\n       case 4: break;  \r\n    }\r\n}while(choice!=4);\r\n   \r\n\r\n\r\n\r\n\r\n\r\n\r\n\/\/    int n;\r\n\/\/    do\r\n\/\/    {\r\n\/\/       printf(\"\\n Enter a number for exit press 0\");\r\n\/\/       scanf(\"%d\",&amp;n);\r\n\/\/    } while(n!=0);\r\n\r\n    \/\/ int i=15;\r\n    \/\/ do\r\n    \/\/ {\r\n    \/\/     printf(\"%d\\n\",i);\r\n    \/\/     i++;\r\n    \/\/ } while(i&lt;=10);\r\n    return 0;\r\n\r\n}<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Program 1 #include&lt;stdio.h&gt; #include&lt;conio.h&gt; int main() { int choice; system(&#8220;cls&#8221;); do { printf(&#8220;\\n&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;Menu&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#8220;); printf(&#8220;\\n 1.Factorial\\n 2.Reverse \\n 3. Power \\n 4.Exit&#8221;); printf(&#8220;\\n&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#8220;); printf(&#8220;\\nEnter your choice&#8221;); scanf(&#8220;%d&#8221;,&amp;choice); switch(choice) { case 1: { int n,f=1; printf(&#8220;\\nEnter&#46;&#46;&#46;<\/p>\n","protected":false},"author":581,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19488],"tags":[28377,20277,34220,23914,28585,29218,19210,20291,28337],"class_list":["post-145084","post","type-post","status-publish","format-standard","hentry","category-c-programming","tag-c-do-while-loop","tag-c-loops","tag-c-program-on-do-while-loop","tag-c-programming","tag-c-tutorial","tag-c-program","tag-do-while-loop","tag-do-while-loop-in-c","tag-loop-in-c"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>C Do While Loop - DataFlair<\/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:\/\/data-flair.training\/blogs\/c-do-while-loop\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C Do While Loop - DataFlair\" \/>\n<meta property=\"og:description\" content=\"Program 1 #include&lt;stdio.h&gt; #include&lt;conio.h&gt; int main() { int choice; system(&quot;cls&quot;); do { printf(&quot;n------------------Menu-----------------------&quot;); printf(&quot;n 1.Factorialn 2.Reverse n 3. Power n 4.Exit&quot;); printf(&quot;n-----------------------------------------------&quot;); printf(&quot;nEnter your choice&quot;); scanf(&quot;%d&quot;,&amp;choice); switch(choice) { case 1: { int n,f=1; printf(&quot;nEnter&#046;&#046;&#046;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/data-flair.training\/blogs\/c-do-while-loop\/\" \/>\n<meta property=\"og:site_name\" content=\"DataFlair\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/DataFlairWS\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-05-17T08:33:53+00:00\" \/>\n<meta name=\"author\" content=\"DataFlair Team\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@DataFlairWS\" \/>\n<meta name=\"twitter:site\" content=\"@DataFlairWS\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"DataFlair Team\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"C Do While Loop - DataFlair","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:\/\/data-flair.training\/blogs\/c-do-while-loop\/","og_locale":"en_US","og_type":"article","og_title":"C Do While Loop - DataFlair","og_description":"Program 1 #include&lt;stdio.h&gt; #include&lt;conio.h&gt; int main() { int choice; system(\"cls\"); do { printf(\"n------------------Menu-----------------------\"); printf(\"n 1.Factorialn 2.Reverse n 3. Power n 4.Exit\"); printf(\"n-----------------------------------------------\"); printf(\"nEnter your choice\"); scanf(\"%d\",&amp;choice); switch(choice) { case 1: { int n,f=1; printf(\"nEnter&#46;&#46;&#46;","og_url":"https:\/\/data-flair.training\/blogs\/c-do-while-loop\/","og_site_name":"DataFlair","article_publisher":"https:\/\/www.facebook.com\/DataFlairWS\/","article_published_time":"2025-05-17T08:33:53+00:00","author":"DataFlair Team","twitter_card":"summary_large_image","twitter_creator":"@DataFlairWS","twitter_site":"@DataFlairWS","twitter_misc":{"Written by":"DataFlair Team","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/data-flair.training\/blogs\/c-do-while-loop\/#article","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/c-do-while-loop\/"},"author":{"name":"DataFlair Team","@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/person\/c187795dc82ab948373cca526df7c445"},"headline":"C Do While Loop","datePublished":"2025-05-17T08:33:53+00:00","mainEntityOfPage":{"@id":"https:\/\/data-flair.training\/blogs\/c-do-while-loop\/"},"wordCount":6,"commentCount":0,"publisher":{"@id":"https:\/\/data-flair.training\/blogs\/#organization"},"keywords":["c do while loop","C Loops","c program on do while loop","c programming","c tutorial","c++ program","Do while Loop","Do while loop in C","loop in c"],"articleSection":["C Tutorials"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/data-flair.training\/blogs\/c-do-while-loop\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/data-flair.training\/blogs\/c-do-while-loop\/","url":"https:\/\/data-flair.training\/blogs\/c-do-while-loop\/","name":"C Do While Loop - DataFlair","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/#website"},"datePublished":"2025-05-17T08:33:53+00:00","breadcrumb":{"@id":"https:\/\/data-flair.training\/blogs\/c-do-while-loop\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/data-flair.training\/blogs\/c-do-while-loop\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/data-flair.training\/blogs\/c-do-while-loop\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Blog Home","item":"https:\/\/data-flair.training\/blogs\/"},{"@type":"ListItem","position":2,"name":"C Tutorials","item":"https:\/\/data-flair.training\/blogs\/category\/c-programming\/"},{"@type":"ListItem","position":3,"name":"C Do While Loop"}]},{"@type":"WebSite","@id":"https:\/\/data-flair.training\/blogs\/#website","url":"https:\/\/data-flair.training\/blogs\/","name":"DataFlair","description":"Learn Today. 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