Get top() from priority_queue : priority_queue « queue stack « C++ Tutorial

1. C++ Tutorial
2. queue stack
3. priority_queue

#include <iostream>
#include <string>
#include <queue>
#include <stack>

using namespace std;
int main()
{
  priority_queue<int> pq;

  cout << "A priority_queue for integers.\n";

  pq.push(1);
  pq.push(3);
  pq.push(4);
  pq.push(2);

  cout << "retrieve those values in priority order.\n";
  while(!pq.empty()) {
    cout << "Popping ";
    cout << pq.top() << "\n";
    pq.pop();
  }
  cout << endl;


  return 0;
}