oj.uz

답안 #568668

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
568668 2022-05-26T03:16:53 Z Garguy22 마라톤 경주 (COCI14_utrka) C++17
80 / 80
 164 ms 44056 KB 
#include <iostream>
#include <string>
#include <map>
using namespace std;

string str[1000007];
map<string, int> mp;

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

	int n;
	cin >> n;
	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
80.0 / 80.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 31572 KB Output is correct
2 Correct 15 ms 31572 KB Output is correct
3 Correct 15 ms 31620 KB Output is correct
4 Correct 15 ms 31700 KB Output is correct
5 Correct 16 ms 31700 KB Output is correct
6 Correct 76 ms 36740 KB Output is correct
7 Correct 139 ms 39500 KB Output is correct
8 Correct 164 ms 42876 KB Output is correct
9 Correct 143 ms 44056 KB Output is correct
10 Correct 145 ms 43980 KB Output is correct