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#include <bits/stdc++.h>
using namespace std;
bool check;
int n,k,wyn;
int arr[2010];
int main(){
    ios_base::sync_with_stdio(0);
    cin>>n>>k;
    for(int i=0;i<n;i++){
        cin>>arr[i];
    }
    sort(arr,arr+n);
    reverse(arr,arr+n);
    for(int i=0;i<n;i++){
        //cout<<i<<" "<<arr[i]<<endl;
        if( (i+1==k or check) and arr[i]==arr[i+1] ){
            wyn++;
            check=true;
        }
        else if(i+1==k) break;
        else if(check) break;
    }
    cout<<max(k,k+wyn)<<endl;
}