#ifndef Local
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#endif
#include <bits/stdc++.h>
#define int long long
#define pb push_back
#define lim 1000001
using namespace std;
const int mod=1000000007ll;
void solve(){
int n;
cin>>n;
int a[lim];
memset(a,0,sizeof(a));
for(int i=0;i<n;i++){
int tem;
cin>>tem;
a[tem]++;
}
int cur=0;
for(int i=1e6;0<=i;i--){
cur+=a[i];
if(i<=cur){
cout<<i;
return;
}
}
}
signed main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);cout.tie(NULL);
#ifdef Local
freopen("in.txt","r",stdin);
freopen("out.txt","w",stdout);
#endif
int t=1;
//cin>>t;
while (t--)
{
solve();
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
4 ms |
8024 KB |
Output is correct |
2 |
Correct |
4 ms |
8028 KB |
Output is correct |
3 |
Correct |
4 ms |
8028 KB |
Output is correct |
4 |
Correct |
4 ms |
8084 KB |
Output is correct |
5 |
Correct |
4 ms |
8028 KB |
Output is correct |
6 |
Correct |
4 ms |
8028 KB |
Output is correct |
7 |
Correct |
5 ms |
8196 KB |
Output is correct |
8 |
Correct |
10 ms |
8028 KB |
Output is correct |
9 |
Correct |
36 ms |
8028 KB |
Output is correct |
10 |
Correct |
19 ms |
8024 KB |
Output is correct |