/* The following code example is taken from the book
* "The C++ Standard Library - A Tutorial and Reference"
* by Nicolai M. Josuttis, Addison-Wesley, 1999
*
* (C) Copyright Nicolai M. Josuttis 1999.
* Permission to copy, use, modify, sell and distribute this software
* is granted provided this copyright notice appears in all copies.
* This software is provided "as is" without express or implied
* warranty, and with no claim as to its suitability for any purpose.
*/
#include <iostream>
#include <queue>
using namespace std;
int main()
{
priority_queue<float> q;
// insert three elements into the priority queue
q.push(66.6);
q.push(22.2);
q.push(44.4);
// read and print two elements
cout << q.top() << ' ';
q.pop();
cout << q.top() << endl;
q.pop();
// insert three more elements
q.push(11.1);
q.push(55.5);
q.push(33.3);
// skip one element
q.pop();
// pop and print remaining elements
while (!q.empty()) {
cout << q.top() << ' ';
q.pop();
}
cout << endl;
}
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