Submission #1100774

#	Time	Username	Problem	Language	Result	Execution time	Memory
1100774		Choco	Utrka (COCI14_utrka)	C++14	80 / 80	93 ms	10312 KiB

utrka

#include<bits/stdc++.h>
using namespace std;
#define Study ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
#define ll long long
#define pb push_back
#define ff first 
#define ss second
#define fori for(ll i=0;i<n;i++)
#define ins insert
void work(){
    ll n;
    cin>>n;
    map<string,ll>m;
    for(ll i=1;i<2*n;i++){
        string k;
        cin>>k;
        m[k]++;
    }
    for(auto x: m){
        if(x.second%2==1){
        cout<<x.first;
        return;
        }
    }
}
int main(){
    Study;
    ll t=1;
    //cin>>t;
    while(t--){
        work();
    }
}

• Subtask 1: 80 / 80