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#include <iostream>
#include <vector>
using namespace std;

int main() {
    std::ios::sync_with_stdio(false);
    
    int numberOfParticipants, minimumNumberOfShirts;
    cin >> numberOfParticipants >> minimumNumberOfShirts;

    vector<int> pointsCount(121);
    int points;

    for (int i = 0; i < numberOfParticipants; i++) {
        cin >> points;
        pointsCount[points]++;
    }

    int givenOutShirts = 0;
    int i = 120;

    while (givenOutShirts < minimumNumberOfShirts) {
        givenOutShirts += pointsCount[i];
        i--;
    }
    

    cout << givenOutShirts;
}