| # | Time | Username | Problem | Language | Result | Execution time | Memory | 
|---|---|---|---|---|---|---|---|
| 1101734 | rayan_bd | Utrka (COCI14_utrka) | C++17 | 0 ms | 0 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 main(){
  int n;cin>>n;
  unordered_map<string,int> mp;
  string str;
  for(int i=0;i<n;++i){
    cin>>str;
    ++mp[str];
  }
  for(auto it:mp){
    if(it.second==1){
      cout<<it.first;
      return;
    }
  }
}
