priority_queue: pop : priority_queue « Queue Stack « C++






priority_queue: pop

   
 

#include <iostream>
#include <queue>
using namespace std;

int main()
{
  int thedata[] = {45, 34, 56, 27, 71, 50, 62};
  priority_queue<int> pq;  
  cout << "The priority_queue size is now " << pq.size() << endl;
  
  cout << "Pushing 4 elements " << endl;
  for (int i = 0; i < 4; ++i)
    pq.push(thedata[i]);
  cout << "The priority_queue size is now " << pq.size() << endl;

  cout << "Popping 3 elements " << endl;
  for (int i = 0; i < 3; ++i) {
    cout << pq.top() << endl;
    pq.pop();
  }
  cout << "The priority_queue size is now " << pq.size() << endl;

  return 0;
}

 /* 
The priority_queue size is now 0
Pushing 4 elements
The priority_queue size is now 4
Popping 3 elements
56
45
34
The priority_queue size is now 1

 */       
    
    
  








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