Submission #88582

#	Time	Username	Problem	Language	Result	Execution time	Memory
88582		tushar_2658	Utrka (COCI14_utrka)	C++14	80 / 80	227 ms	22176 KiB

utrka

#include "bits/stdc++.h"
using namespace std;

typedef long long ll;
#define file freopen("in.txt", "r", stdin);
#define pii pair<int,int>
#define pb push_back
#define all(v) v.begin(), v.end()
#define keepunique(v)   (v).erase(unique(all(v)),v.end())
#define fastread ios_base::sync_with_stdio(false);cin.tie(NULL);

map<string, int>mp;
int n;
string s[100005];

int main(){
	//file
	fastread
	cin>>n;
	for(int i=1; i<=n; i++){
		cin>>s[i];
		mp[s[i]]++;
	}
	for(int i=1; i<=n-1; i++){
		string x;
		cin>>x;
		mp[x]++;
	}
	for(int i=1; i<=n; i++){
		if(mp[s[i]]%2 != 0){
			cout<<s[i]<<endl;
			return 0;
		}
	}
}

• Subtask 1: 80 / 80