#include <bits/stdc++.h>
using namespace std;
int main(){
int n;
string a[100000], b[100000];
cin>>n;
for(int i = 0; i < n; i++) cin>>a[i];
for(int i = 0; i < n - 1; i++) cin>>b[i];
sort(a, a + n);
sort(b, b + n - 1);
for(int i = 0; i < n; i++)
if(a[i] != b[i])
{
cout<<a[i]<<endl;
return 0;
}
cout<<a[n-1];
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
6484 KB |
Output is correct |
2 |
Correct |
5 ms |
6484 KB |
Output is correct |
3 |
Correct |
4 ms |
6568 KB |
Output is correct |
4 |
Correct |
5 ms |
6588 KB |
Output is correct |
5 |
Correct |
5 ms |
6572 KB |
Output is correct |
6 |
Correct |
69 ms |
8360 KB |
Output is correct |
7 |
Correct |
100 ms |
9188 KB |
Output is correct |
8 |
Correct |
121 ms |
9620 KB |
Output is correct |
9 |
Correct |
144 ms |
9876 KB |
Output is correct |
10 |
Correct |
135 ms |
9776 KB |
Output is correct |