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#include <bits/stdc++.h>
using namespace std;
int n, k, a[2005], cnt[125];
int32_t main() {
    ios_base::sync_with_stdio(0);
    cin >> n >> k;
    for (int i = 1; i <= n; i++) {
        cin >> a[i];
        cnt[a[i]]++;
    }

    int tshirts = 0;
    for (int i = 120; i >= 0; i--) {
        tshirts += cnt[i];
        if (tshirts >= k) {
            cout << tshirts << "\n";
            return 0;
        }
    }
}