#include <iostream>
#include <stdio.h>
#include <algorithm>
#include <vector>
#include <queue>
#include <deque>
#include <set>
#include <string>
#include <map>
#include <math.h>
#include <cmath>
#include <climits>
#include <unordered_map>
#include <unordered_set>
#include <assert.h>
#include <fstream>
#include <bitset>
#include <iomanip>
typedef long long ll;
using namespace std;
int MOD = (int)1e9;
int MAXN = 1e6;
//classes
//global
int main(){
ios_base::sync_with_stdio(false);
cin.tie(0);
//ifstream fin("input.txt");
//ofstream fout("output.txt");
//stop
int n;
cin >> n;
map<string,int> Map;
string s;
for(int i = 0; i < n; i++){
cin >> s;
Map[s]++;
}
map<string,int> finish;
for(int i = 0; i < n-1; i++){
cin >> s;
finish[s]++;
}
for(auto& i: Map){
if(i.second != finish[i.first]) cout << i.first << '\n';
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
604 KB |
Output is correct |
5 |
Correct |
2 ms |
604 KB |
Output is correct |
6 |
Correct |
53 ms |
9296 KB |
Output is correct |
7 |
Correct |
87 ms |
13652 KB |
Output is correct |
8 |
Correct |
120 ms |
16712 KB |
Output is correct |
9 |
Correct |
128 ms |
18256 KB |
Output is correct |
10 |
Correct |
126 ms |
18256 KB |
Output is correct |