oj.uz

Submission #364967

# Submission time Handle Problem Language Result Execution time Memory
364967 2021-02-10T16:07:22 Z maozkurt Utrka (COCI14_utrka) C++17
80 / 80
 196 ms 8344 KB 
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cmath>
#include <ctime>
#include <iostream>
#include <algorithm>
#include <queue>
#include <map>
#include <set>
#include <vector>
#include <string>
#include <stack>
#include <numeric>
#include <cassert>

#define endl '\n'
#define sp ' '

#define pb push_back
#define mp make_pair
#define ff first
#define ss second

using namespace std;

typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;


int main(){

    ios_base::sync_with_stdio(false);cin.tie(nullptr);cout.tie(nullptr);cerr.tie(nullptr);
    int n;cin>>n;
    map<string, int> mm;
    for(int i=0;i<n;i++){
        string s;cin>>s;
        ++mm[s];
    }
    for(int i=0;i<n-1;i++){
        string s;cin>>s;
        --mm[s];
    }
    for(auto& i: mm){
        if(i.ss){
            cout << i.ff << endl;
            break;
        }
    }
}

Subtask #1
80.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 2 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 72 ms 4332 KB Output is correct
7 Correct 131 ms 6272 KB Output is correct
8 Correct 181 ms 7532 KB Output is correct
9 Correct 196 ms 8344 KB Output is correct
10 Correct 176 ms 8172 KB Output is correct