#include <iostream>
#include <algorithm>

using namespace std;

bool cmp(int x,int y){return x < y;}

int main(){
    int n,k;
    cin >> n >> k;
    int a[n];
    
    for(int i = 0;i < n;i++) cin >> a[i];
    
    sort(a+0,a+n,cmp);
    
    if(a[k] != 0){
        cout << a[k];
    }else{
        cout << "NO RESULT";
    }
    
}