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OI-codes/Luogu/P3378/P3378.cpp

26 lines
442 B
C++

#include<bits/stdc++.h>
using namespace std;
int main() {
priority_queue<int, vector<int>, greater<int> > q;
int n;
cin >> n;
while(n--) {
int op;
cin >> op;
if(op == 1) {
int x;
cin >> x;
q.push(x);
}
else if(op == 2) {
cout << q.top() << endl;
}
else if(op == 3) {
q.pop();
}
}
return 0;
}