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  1. //
  2. //  main.cpp
  3. //  Queue
  4. //
  5. //  Created by Himanshu on 03/10/21.
  6. //
  7.  
  8.  
  9. #include <iostream>
  10. #include <queue>
  11. using namespace std;
  12.  
  13. int main () {
  14.  
  15.     queue<int> qu;
  16.  
  17.     cout<<"Enqueue(x) {10, 20, 30, 40, 50}"<<endl;
  18.     qu.push(10);
  19.     qu.push(20);
  20.     qu.push(30);
  21.     qu.push(40);
  22.     qu.push(50);
  23.  
  24.     cout<<"Queue-Empty(): ";
  25.     if (qu.empty()) {
  26.         cout<<"Queue is empty"<<endl;
  27.     } else {
  28.         cout<<"Queue is not empty"<<endl;
  29.     }
  30.  
  31.     cout<<"Dequeue elements..."<<endl;
  32.     while (!qu.empty()) {
  33.         cout<<qu.front()<<" ";
  34.         qu.pop();
  35.     }
  36.     cout<<endl;
  37.  
  38.     cout<<"Queue-Empty(): ";
  39.     if (qu.empty()) {
  40.         cout<<"Queue is empty"<<endl;
  41.     } else {
  42.         cout<<"Queue is not empty"<<endl;
  43.     }
  44.  
  45.   return 0;
  46. }
  47.  
  48.  
Success #stdin #stdout 0.01s 5456KB
comments (?)
stdin
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Standard input is empty
stdout
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Enqueue(x) {10, 20, 30, 40, 50}
Queue-Empty(): Queue is not empty
Dequeue elements...
10 20 30 40 50 
Queue-Empty(): Queue is empty
https://ideone.com/g6wg54
language:
C++14 (gcc 8.3)
created:
3 years ago
visibility:
secret

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