제출 #1317950

#제출 시각아이디문제언어결과실행 시간메모리
1317950Almonther마라톤 경주 (COCI14_utrka)C++20
0 / 80
1 ms332 KiB
#include<bits/stdc++.h> using namespace std; #define ll long long #define co cout<< // stuff void solve(){ ll n; cin>>n; map<string,ll>mp; string s; for(int i=0;i<n;i++){ cin>>s; mp[s]++; } for(int i=0;i<n-1;i++){ cin>>s; mp[s]--; if(mp[s]==1) mp[s]=0,mp["0"]=1; if(mp["0"]&&i==n-2){ co s; return; } } for(auto i:mp){ if(i.second) co i.first; } } int main(){ ios_base::sync_with_stdio(0);cin.tie(0); int _=1; // cin>>_; while(_--) solve(); }
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