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  #include <iostream>
  #include <stdio.h>
  using namespace std;

  const int N = 120;
  int histogram[N + 1];

  int main() {
    for (int i = 1; i <= N; i++) {
      histogram[i] = 0;
    }

    int n;
    int k;

    cin >> n;
    cin >> k;

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

    int result = 0;
    for (int i = N; i >= 1; i--) {
      result += histogram[i];
      if (result >= k) {
        break;
      }
    }

    printf("%d", result);
    return 0;
  }