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#include<bits/stdc++.h>
#define int short int
#define pb push_back
using namespace std;
vector<int> a;
int n, k, b, ile, maks=120;
int32_t main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	cin>>n>>k;
	for(int i=0; i<n; i++){
		cin>>b;
		a.pb(b);
	}
	sort(a.begin(), a.end(), greater<int>());
	for(int i=0; i<n; i++){
		if(ile<k){
			ile++;
			maks=a[i];
		}
		else if(a[i]==maks)
			ile++;
		else
			break;
	}
	cout<<ile<<"\n";
	return 0;
}