{"id":129764,"date":"2023-11-29T16:21:15","date_gmt":"2023-11-29T10:51:15","guid":{"rendered":"https:\/\/data-flair.training\/blogs\/?p=129764"},"modified":"2023-11-29T16:21:15","modified_gmt":"2023-11-29T10:51:15","slug":"c-program-for-call-by-reference","status":"publish","type":"post","link":"https:\/\/data-flair.training\/blogs\/c-program-for-call-by-reference\/","title":{"rendered":"C Program For Call by Reference"},"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\n# include \"E:\\C-Data-New\\includes\\dataflair.h\"\r\nvoid display(int *);\r\nvoid swap(int * ,int *);\r\nvoid main()\r\n{\r\n      int a,b;\r\n      printf(\"Enter two number\");\r\n      scanf(\"%d%d\",&amp;a,&amp;b);\r\n      printf(\"\\n Before swaping %d %d\",a,b);\r\n      swap(&amp;a,&amp;b);\r\n      printf(\"\\n After swaping %d %d\",a,b);\r\n      swap(&amp;a,&amp;b);\r\n}\r\nvoid swap(int *p,int *r)\r\n{\r\n      int c;\r\n      c=*p;\r\n      *p=*r;\r\n      *r=c;\r\n}<\/pre>\n<h3>Program 2<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">int addition(int a,int b)\r\n{\r\n    int c;\r\n    c=a+b;\r\n    return c;\r\n}\r\nint reverse(int n)\r\n{\r\n    int r,s=0;\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    return s;\r\n}\r\nint maxvalue(int a,int b)\r\n{\r\n    if(a&gt;b)\r\n      return 1;\r\n      else\r\n      return 0;\r\n}\r\nint factorial(int n)\r\n{\r\n    int f=1;\r\n    while(n!=0)\r\n    {\r\n        f=f*n;\r\n        n--;\r\n    }\r\n    return f;\r\n}\r\nvoid display(int *a)   \r\n{\r\n         *a=*a+10;\r\n}\r\n\/\/ void swap(int *p,int *r)\r\n\/\/ {\r\n\/\/       int c;\r\n\/\/       c=*p;\r\n\/\/       *p=*r;\r\n\/\/       *r=c;\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; # include &#8220;E:\\C-Data-New\\includes\\dataflair.h&#8221; void display(int *); void swap(int * ,int *); void main() { int a,b; printf(&#8220;Enter two number&#8221;); scanf(&#8220;%d%d&#8221;,&amp;a,&amp;b); printf(&#8220;\\n Before swaping %d %d&#8221;,a,b); swap(&amp;a,&amp;b); printf(&#8220;\\n After swaping %d&#46;&#46;&#46;<\/p>\n","protected":false},"author":86671,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19488],"tags":[29558,29556,2263,29219,29218,29557],"class_list":["post-129764","post","type-post","status-publish","format-standard","hentry","category-c-programming","tag-c-call-by-reference","tag-c-program-for-call-by-reference","tag-c","tag-c-practical","tag-c-program","tag-call-by-reference-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 Program For Call by Reference - 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-program-for-call-by-reference\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C Program For Call by Reference - DataFlair\" \/>\n<meta property=\"og:description\" content=\"Program 1 #include&lt;stdio.h&gt; #include&lt;conio.h&gt; # include &quot;E:C-Data-Newincludesdataflair.h&quot; void display(int *); void swap(int * ,int *); void main() { int a,b; printf(&quot;Enter two number&quot;); scanf(&quot;%d%d&quot;,&amp;a,&amp;b); printf(&quot;n Before swaping %d %d&quot;,a,b); swap(&amp;a,&amp;b); printf(&quot;n After swaping %d&#046;&#046;&#046;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/data-flair.training\/blogs\/c-program-for-call-by-reference\/\" \/>\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=\"2023-11-29T10:51:15+00:00\" \/>\n<meta name=\"author\" content=\"TechVidvan 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=\"TechVidvan 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 Program For Call by Reference - 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-program-for-call-by-reference\/","og_locale":"en_US","og_type":"article","og_title":"C Program For Call by Reference - DataFlair","og_description":"Program 1 #include&lt;stdio.h&gt; #include&lt;conio.h&gt; # include \"E:C-Data-Newincludesdataflair.h\" void display(int *); void swap(int * ,int *); void main() { int a,b; printf(\"Enter two number\"); scanf(\"%d%d\",&amp;a,&amp;b); printf(\"n Before swaping %d %d\",a,b); swap(&amp;a,&amp;b); printf(\"n After swaping %d&#46;&#46;&#46;","og_url":"https:\/\/data-flair.training\/blogs\/c-program-for-call-by-reference\/","og_site_name":"DataFlair","article_publisher":"https:\/\/www.facebook.com\/DataFlairWS\/","article_published_time":"2023-11-29T10:51:15+00:00","author":"TechVidvan Team","twitter_card":"summary_large_image","twitter_creator":"@DataFlairWS","twitter_site":"@DataFlairWS","twitter_misc":{"Written by":"TechVidvan Team","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/data-flair.training\/blogs\/c-program-for-call-by-reference\/#article","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/c-program-for-call-by-reference\/"},"author":{"name":"TechVidvan Team","@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/person\/0e594f928e31fc96628ac40f6ae74f49"},"headline":"C Program For Call by Reference","datePublished":"2023-11-29T10:51:15+00:00","mainEntityOfPage":{"@id":"https:\/\/data-flair.training\/blogs\/c-program-for-call-by-reference\/"},"wordCount":9,"commentCount":0,"publisher":{"@id":"https:\/\/data-flair.training\/blogs\/#organization"},"keywords":["c call by reference","C Program For Call by Reference","C++","c++ practical","c++ program","call by reference in c"],"articleSection":["C Tutorials"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/data-flair.training\/blogs\/c-program-for-call-by-reference\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/data-flair.training\/blogs\/c-program-for-call-by-reference\/","url":"https:\/\/data-flair.training\/blogs\/c-program-for-call-by-reference\/","name":"C Program For Call by Reference - DataFlair","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/#website"},"datePublished":"2023-11-29T10:51:15+00:00","breadcrumb":{"@id":"https:\/\/data-flair.training\/blogs\/c-program-for-call-by-reference\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/data-flair.training\/blogs\/c-program-for-call-by-reference\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/data-flair.training\/blogs\/c-program-for-call-by-reference\/#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 Program For Call by Reference"}]},{"@type":"WebSite","@id":"https:\/\/data-flair.training\/blogs\/#website","url":"https:\/\/data-flair.training\/blogs\/","name":"DataFlair","description":"Learn Today. 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