{"id":146845,"date":"2025-09-15T15:40:43","date_gmt":"2025-09-15T10:10:43","guid":{"rendered":"https:\/\/data-flair.training\/blogs\/?p=146845"},"modified":"2025-09-15T15:40:43","modified_gmt":"2025-09-15T10:10:43","slug":"linear-queue-in-dsa-cpp","status":"publish","type":"post","link":"https:\/\/data-flair.training\/blogs\/linear-queue-in-dsa-cpp\/","title":{"rendered":"Linear Queue in DSA C++"},"content":{"rendered":"<h3>Program 1<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">\/\/ Linear Queue Implementation \r\n#include&lt;iostream&gt;\r\n#define MAXSIZE 5\r\nusing namespace std;\r\nclass Queue\r\n{\r\n      private:\r\n      int queue[MAXSIZE];\r\n      int rear,front;\r\n      public:\r\n      Queue()\r\n      {\r\n           rear=-1;\r\n           front=0;\r\n      }\r\n      void insert_element();\r\n      void delete_element();\r\n      void display_element();\r\n};\r\nvoid Queue::insert_element()\r\n{\r\n       int n;\r\n      if(rear==MAXSIZE-1)\r\n       cout&lt;&lt;\"\\n Queue is overflow\";\r\n      else\r\n      {\r\n          cout&lt;&lt;\"\\n Enter an element : \";\r\n          cin&gt;&gt;n;\r\n          rear++;\r\n          queue[rear]=n;\r\n      } \r\n\r\n}\r\nvoid Queue::delete_element()\r\n{\r\n     if(front&gt;rear)\r\n      cout&lt;&lt;\"\\n Queue is empty\";\r\n      else\r\n      {\r\n        int n;\r\n        n=queue[front];\r\n        front++;\r\n        cout&lt;&lt;\"\\n Deleted element is: \"&lt;&lt;n;\r\n      }\r\n}\r\nvoid Queue::display_element()\r\n{\r\n    if(front&gt;rear)\r\n     cout&lt;&lt;\"\\n Queue is empty\";\r\n   else\r\n   {\r\n       cout&lt;&lt;\"\\n Elements of Queue: \\n\";\r\n       for(int i=rear;i&gt;=front;i--)\r\n         cout&lt;&lt;queue[i]&lt;&lt;\"      \";\r\n   }  \r\n}\r\nint main()\r\n{\r\n    system(\"cls\");\r\n    int choice;\r\n    Queue myq;\r\n  do\r\n  {  \r\n    cout&lt;&lt;\"\\n ---------------Queue Menu--------------------\";\r\n    cout&lt;&lt;\"\\n 1. Insert \";\r\n    cout&lt;&lt;\"\\n 2. Delete \";\r\n    cout&lt;&lt;\"\\n 3. Display \";\r\n    cout&lt;&lt;\"\\n 4. Exit \";\r\n    cout&lt;&lt;\"\\n-------------------------------------------------\";\r\n    cout&lt;&lt;\"\\n Enter your choice: \";\r\n    cin&gt;&gt;choice;\r\n    switch(choice)\r\n    {\r\n       case 1:   myq.insert_element();break; \r\n       case 2:   myq.delete_element();break; \r\n       case 3:   myq.display_element();break; \r\n       case 4:break;\r\n       default:cout&lt;&lt;\"Invalid choice\";\r\n    }\r\n  }while(choice!=4);\r\n\r\n    return 0;\r\n}<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Program 1 \/\/ Linear Queue Implementation #include&lt;iostream&gt; #define MAXSIZE 5 using namespace std; class Queue { private: int queue[MAXSIZE]; int rear,front; public: Queue() { rear=-1; front=0; } void insert_element(); void delete_element(); void display_element(); };&#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":[31449],"tags":[32874,35279,32869,32870,35281,32859,35278,35280],"class_list":["post-146845","post","type-post","status-publish","format-standard","hentry","category-dsa-cpp-tutorials","tag-dsa-c","tag-dsa-c-linear-queue","tag-dsa-c-practical","tag-dsa-c-program","tag-dsa-c-program-on-linear-queue","tag-linear-queue","tag-linear-queue-in-dsa-c","tag-queue-in-data-structures"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Linear Queue in DSA C++ - 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\/linear-queue-in-dsa-cpp\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Linear Queue in DSA C++ - DataFlair\" \/>\n<meta property=\"og:description\" content=\"Program 1 \/\/ Linear Queue Implementation #include&lt;iostream&gt; #define MAXSIZE 5 using namespace std; class Queue { private: int queue[MAXSIZE]; int rear,front; public: Queue() { rear=-1; front=0; } void insert_element(); void delete_element(); void display_element(); };&#046;&#046;&#046;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/data-flair.training\/blogs\/linear-queue-in-dsa-cpp\/\" \/>\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=\"2025-09-15T10:10:43+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":"Linear Queue in DSA C++ - 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\/linear-queue-in-dsa-cpp\/","og_locale":"en_US","og_type":"article","og_title":"Linear Queue in DSA C++ - DataFlair","og_description":"Program 1 \/\/ Linear Queue Implementation #include&lt;iostream&gt; #define MAXSIZE 5 using namespace std; class Queue { private: int queue[MAXSIZE]; int rear,front; public: Queue() { rear=-1; front=0; } void insert_element(); void delete_element(); void display_element(); };&#46;&#46;&#46;","og_url":"https:\/\/data-flair.training\/blogs\/linear-queue-in-dsa-cpp\/","og_site_name":"DataFlair","article_publisher":"https:\/\/www.facebook.com\/DataFlairWS\/","article_published_time":"2025-09-15T10:10:43+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\/linear-queue-in-dsa-cpp\/#article","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/linear-queue-in-dsa-cpp\/"},"author":{"name":"DataFlair Team","@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/person\/c187795dc82ab948373cca526df7c445"},"headline":"Linear Queue in DSA C++","datePublished":"2025-09-15T10:10:43+00:00","mainEntityOfPage":{"@id":"https:\/\/data-flair.training\/blogs\/linear-queue-in-dsa-cpp\/"},"wordCount":7,"commentCount":0,"publisher":{"@id":"https:\/\/data-flair.training\/blogs\/#organization"},"keywords":["dsa c++","dsa c++ linear queue","dsa c++ practical","dsa c++ program","dsa c++ program on linear queue","linear queue","linear queue in dsa c++","queue in data structures"],"articleSection":["DSA using C++ Tutorials"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/data-flair.training\/blogs\/linear-queue-in-dsa-cpp\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/data-flair.training\/blogs\/linear-queue-in-dsa-cpp\/","url":"https:\/\/data-flair.training\/blogs\/linear-queue-in-dsa-cpp\/","name":"Linear Queue in DSA C++ - DataFlair","isPartOf":{"@id":"https:\/\/data-flair.training\/blogs\/#website"},"datePublished":"2025-09-15T10:10:43+00:00","breadcrumb":{"@id":"https:\/\/data-flair.training\/blogs\/linear-queue-in-dsa-cpp\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/data-flair.training\/blogs\/linear-queue-in-dsa-cpp\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/data-flair.training\/blogs\/linear-queue-in-dsa-cpp\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Blog Home","item":"https:\/\/data-flair.training\/blogs\/"},{"@type":"ListItem","position":2,"name":"DSA using C++ Tutorials","item":"https:\/\/data-flair.training\/blogs\/category\/dsa-cpp-tutorials\/"},{"@type":"ListItem","position":3,"name":"Linear Queue in DSA C++"}]},{"@type":"WebSite","@id":"https:\/\/data-flair.training\/blogs\/#website","url":"https:\/\/data-flair.training\/blogs\/","name":"DataFlair","description":"Learn Today. Lead Tomorrow.","publisher":{"@id":"https:\/\/data-flair.training\/blogs\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/data-flair.training\/blogs\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/data-flair.training\/blogs\/#organization","name":"DataFlair","url":"https:\/\/data-flair.training\/blogs\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/logo\/image\/","url":"https:\/\/data-flair.training\/blogs\/wp-content\/uploads\/sites\/2\/2016\/07\/Data-Flair.png","contentUrl":"https:\/\/data-flair.training\/blogs\/wp-content\/uploads\/sites\/2\/2016\/07\/Data-Flair.png","width":106,"height":48,"caption":"DataFlair"},"image":{"@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/DataFlairWS\/","https:\/\/x.com\/DataFlairWS","https:\/\/www.linkedin.com\/company\/dataflair-web-services-pvt-ltd\/","https:\/\/www.youtube.com\/user\/DataFlairWS"]},{"@type":"Person","@id":"https:\/\/data-flair.training\/blogs\/#\/schema\/person\/c187795dc82ab948373cca526df7c445","name":"DataFlair Team","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/2302ebc438084d2f1f993edc1996a0aae01332e81f3227cba8df0c48ec010ca4?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/2302ebc438084d2f1f993edc1996a0aae01332e81f3227cba8df0c48ec010ca4?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/2302ebc438084d2f1f993edc1996a0aae01332e81f3227cba8df0c48ec010ca4?s=96&d=mm&r=g","caption":"DataFlair Team"},"description":"DataFlair Team provides high-impact content on programming, Java, Python, C++, DSA, AI, ML, data Science, Android, Flutter, MERN, Web Development, and technology. We make complex concepts easy to grasp, helping learners of all levels succeed in their tech careers.","url":"https:\/\/data-flair.training\/blogs\/author\/dfteam6\/"}]}},"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/posts\/146845","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/users\/581"}],"replies":[{"embeddable":true,"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/comments?post=146845"}],"version-history":[{"count":2,"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/posts\/146845\/revisions"}],"predecessor-version":[{"id":146855,"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/posts\/146845\/revisions\/146855"}],"wp:attachment":[{"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/media?parent=146845"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/categories?post=146845"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/data-flair.training\/blogs\/wp-json\/wp\/v2\/tags?post=146845"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}