///#include<fstream>
#include<algorithm>
#include<iostream>
#define fin cin
#define fout cout
using namespace std;
//ifstream fin("date.in");
//ofstream fout("date.out");
int i,n,v[500010],sol;
int main()
{
fin>>n;
for(i=1;i<=n;i++) fin>>v[i];
sort(v+1,v+n+1);
for(i=1;i<=n;i++)
if(n-i>=v[i]) sol=n-i;
fout<<sol;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
256 KB |
Output is correct |
2 |
Incorrect |
2 ms |
256 KB |
Output isn't correct |
3 |
Correct |
2 ms |
256 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
256 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
7 ms |
376 KB |
Output is correct |
8 |
Correct |
60 ms |
632 KB |
Output is correct |
9 |
Correct |
318 ms |
2272 KB |
Output is correct |
10 |
Incorrect |
160 ms |
1372 KB |
Output isn't correct |