제출 #162029

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
162029		leonarda	마라톤 경주 (COCI14_utrka)	C++14	80 / 80	205 ms	10488 KiB

utrka

#include <bits/stdc++.h>
#define pb push_back
#define mp make_pair
#define F first
#define S second
#define ITER iterator
using namespace std;
typedef long long lint;
typedef pair<int, int> pi;
typedef vector<int> vi;
typedef vector<pi> vpi;
typedef set<int> si;
const int inf = 0x3f3f3f3f;
const int maxn = 0;
const int MOD = 1e9 + 7;

int n;
map<string, int> m;

int main ()
{
	ios::sync_with_stdio(NULL);
	cin.tie(0); cout.tie(0);
	
	cin >> n;
	for(int i = 0; i < n; ++i) {
		
		string ime;
		cin >> ime;
		
		++m[ime];
	}
	
	for(int i = 0; i < n - 1; ++i) {
		
		string ime;
		cin >> ime;
		
		--m[ime];
	}
	
	for(map<string, int>::ITER it = m.begin(); it != m.end(); ++it) {
		if(it -> S != 0) {
			cout << it -> F;
			break;
		}
	}

return 0;
}

• Subtask 1: 80 / 80