# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
141150 | Breno_XD | Utrka (COCI14_utrka) | C++14 | 2 ms | 376 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
int n;
map<string, int> mapa;
int main(){
ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
scanf("%d", &n);
for(int i=1; i<=n; i++){
string s;
cin >> s;
mapa[s]++;
}
for(int i=1; i<n; i++){
string s;
cin >> s;
mapa[s]--;
}
for(map<string,int>::iterator it = mapa.begin(); it!=mapa.end(); it++){
if(it->second == 1){
cout << it->first << "\n";
break;
}
}
return 0;
}
Compilation message (stderr)
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