#include <iostream>
#include <vector>
using namespace std;
using ll = long long;
const int INF = 100100100;

int main(){
    int n , k;
    cin >> n >> k;
    vector<int> table(1000 , 0);
    for(int i = 0; i < n; i++){
        int p;
        cin >> p;
        table[p]++;
    }
    int ans = 0;
    for(int i = 999; i >= 0; i--){
        if(ans + table[i] > k)break;
        ans += table[i];
    }
    cout << ans << endl;
    return 0;
}