#include <iostream>
#include <string>

using namespace std;

int n, k;
long long a[10500];

bool check(long long m) {
    int ans = 0;

    for (int i = 0; i < n; ++i) {
        ans += a[i] / m;
    }

    return ans >= k;
}

int main()
{

    cin >> n >> k;

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

    long long left = 0, right = 100000000;

    while (left < right - 1) {
        long long m = (left + right) / 2;
        if (check(m)) {
            left = m;
        }
        else {
            right = m;
        }
    }

    cout << left;

    return 0;
}