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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.     int n, k;
  6.     cin >> n >> k;
  7.  
  8.     int a[50];
  9.     for(int i = 0; i < n; i++) {
  10.         cin >> a[i];
  11.     }
  12.  
  13.     int threshold = a[k - 1];
  14.     int count = 0;
  15.  
  16.     for(int i = 0; i < n; i++) {
  17.         if(a[i] >= threshold && a[i] > 0) {
  18.             count++;
  19.         }
  20.     }
  21.  
  22.     cout << count << endl;
  23.     return 0;
  24. }
  25.  
Success #stdin #stdout 0s 5324KB
comments (?)
stdin
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8 5
10 9 8 7 7 7 5 5
stdout
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6
https://ideone.com/q5a63f
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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