Cod sursa(job #2195785)

Utilizator flibiaVisanu Cristian flibia Data 17 aprilie 2018 13:24:43
Problema Hashuri Scor 70
Compilator cpp Status done
Runda Arhiva educationala Marime 0.33 kb
Raporteaza aceasta sursa 
#include <bits/stdc++.h>

using namespace std;

ifstream in("hashuri.in");
ofstream out("hashuri.out");

int n, cod, x;
unordered_map <int, bool> mp;

int main(){
	in >> n;
	while(n--){
		in >> cod >> x;
		if(cod == 1)
			mp[x] = 1;
		else if(cod == 2) 
			mp[x] = 0;
		else out << mp[x] << '\n';
	}
	return 0;
}