Cod sursa(job #2681356)

Utilizator DesertChuStefan Andrei DesertChu Data 5 decembrie 2020 12:00:32
Problema Heapuri Scor 40
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.53 kb
#include <bits/stdc++.h>
using namespace std;
ifstream f("heapuri.in");
ofstream g("heapuri.out");
set <int> h;
int n,i,t,x,pos[200002],nr;
int main()
{
    f>>n;
    for(i=1;i<=n;i++)
    {
        f>>t;
        if(t==3)
        {
            g<<*h.begin()<<endl;
        }
        else
        {
            f>>x;
            if(t==2)
                h.erase(pos[x]);
            else
            {
                h.insert(x);
                pos[++nr]=x;
            }
        }

    }

    return 0;
}