1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
#include <bits/stdc++.h>
using namespace std;
int main(){
	int n, k, a, counter = 0;
	cin >> n >> k;
	int arr[n];
	for(int i = 0; i < n; i++){
		cin >> arr[i];
	}
	sort(arr, arr + n, greater<int>());
	for(int i = 0; i < k; i++){
		counter++;
	}
	a = k;
	while(arr[a] == arr[a - 1]){
		counter++;
		a++;
	}
	cout << counter << endl;
}