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#include <iostream>

using namespace std;

int n, k, p, u;
int count[121];

int main() {
    cin >> n >> k;

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

    for(int i = 120; i >= 0 && u < k; i--)
        u += count[i];

    cout << u << "\n";
}