Mega Code Archive
Priority_queue
<![CDATA[
#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;
cout << "Popping all elements" << endl;
while (!pq.empty()) {
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
Popping all elements
27
The priority_queue size is now 0
*/
]]>