Submission #568666

#	Time	Username	Problem	Language	Result	Execution time	Memory
568666		Garguy22	Utrka (COCI14_utrka)	C++17	0 / 80	77 ms	22220 KiB

utrka

#include <iostream>
#include <string>
#include <map>
using namespace std;

string str[100007];

int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);

	int n;
	cin >> n;
	map<string, int> mp;
	for(int i = 0; i < 2*n-1; i++){
		cin >> str[i];
		mp[str[i]]++;
	}
	for(int i = 0; i < 2*n; i++){
		if(mp[str[i]] % 2){
			cout << str[i] << endl;
			return 0;
		}
	}

	return 0;
}

• Subtask 1: 0 / 80