Priority Queue Implementation

include

using namespace std;

int main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);

priority_queue<int, vector<int>, greater<int>> pq;
pq.push(10);

pq.push(20);
pq.push(30);
pq.push(40);
pq.push(50);

cout << pq.top() << endl;
pq.push(100);
pq.pop();
pq.pop();
cout << pq.top() << endl;

}