제출 #858345

#제출 시각아이디문제언어결과실행 시간메모리
858345ily2003마라톤 경주 (COCI14_utrka)C++14
80 / 80
99 ms14676 KiB
#include <bits/stdc++.h> using namespace std; int n; string s[100001],ch; map<string,int> check; int main() { ios_base::sync_with_stdio(0); cin.tie(0);cout.tie(0); cin >> n; for (int i=1;i<=n;++i) cin >> s[i],++check[s[i]]; for (int i=1;i<n;++i) { cin >> ch; --check[ch]; } for (int i=1;i<=n;++i) if (check[s[i]]) { cout << s[i]; return 0; } }
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