제출 #377240

#제출 시각아이디문제언어결과실행 시간메모리
377240marat0210Hindeks (COCI17_hindeks)C++14
40 / 50
1096 ms6060 KiB
#include <bits/stdc++.h>

using namespace std;

int main()
{
    int n;
    cin >>n;
    vector <long long> a(n);
    for (int i = 0; i < n; ++i) {
        cin >>a[i];
    }
    for (int i = n; i >= 0; --i) {
        int cnt = 0;
        for (int j = 0; j < n; ++j) {
            if (a[j] >= i) {
                cnt++;
            }
        }
        if (cnt >= i) {
            cout <<i<<endl;
            return 0;
        }
    }
}
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