oj.uz

답안 #856062

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
856062 2023-10-02T16:11:17 Z vjudge1 Hindeks (COCI17_hindeks) C++17
25 / 50
 97 ms 2408 KB 
//author: Ahmet Alp Orakci
#include <bits/stdc++.h>
using namespace std;
using i64 = long long;

#define ONLINE_JUDGE
void solve() {
    int n;
    cin >> n;

    vector <int> vec(n +1);
    for(int i = 1; i <= n; i++) {
        cin >> vec[i];
    }

    sort(vec.begin(), vec.end());

    for(int i = int(1E6); i >= 0; i--) {
        auto it = lower_bound(vec.begin(), vec.end(), i);
        int cnt = vec.end() - it;

        if(cnt == i) {
            cout << i;
            return;
        }
    }
    
    return;
}

signed main() {
    #ifndef ONLINE_JUDGE
        freopen(".in", "r", stdin);
        freopen(".out", "w", stdout);
    #endif

    ios_base::sync_with_stdio(false);
    cin.tie(NULL); cout.tie(NULL);

    int t = 1; //cin >> t;
    for(int i = 1; i <= t; i++) {
        solve();
    }

    return 0;
}

Subtask #1
25.0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 3 ms 348 KB Output isn't correct
2 Correct 2 ms 348 KB Output is correct
3 Incorrect 4 ms 348 KB Output isn't correct
4 Incorrect 3 ms 348 KB Output isn't correct
5 Correct 5 ms 348 KB Output is correct
6 Incorrect 7 ms 348 KB Output isn't correct
7 Correct 12 ms 496 KB Output is correct
8 Correct 27 ms 856 KB Output is correct
9 Incorrect 97 ms 2408 KB Output isn't correct
10 Correct 46 ms 1368 KB Output is correct