Submission #247950

#	Time	Username	Problem	Language	Result	Execution time	Memory
247950		VEGAnn	Hindeks (COCI17_hindeks)	C++14	50 / 50	126 ms	5656 KiB

hindeks

#include <bits/stdc++.h>
using namespace std;
const int N = 500100;
int n, a[N];

int main(){
    ios_base::sync_with_stdio(0); cin.tie(0);

#ifdef _LOCAL
    freopen("in.txt","r",stdin);
#endif // _LOCAL

    cin >> n;

    for (int i = 0; i < n; i++)
        cin >> a[i];

    sort(a, a + n);
    reverse(a, a + n);

    for (int i = 0; i < n; i++)
        if (a[i] < i + 1){
            cout << i;
            return 0;
        }

    cout << n;

    return 0;
}

• Subtask 1: 50 / 50