...

#include<bits/stdc++.h>
using namespace std;
set<int> val;
int main(){
int n , pos;
cin >> n >> pos;
if(pos > n){
cout << "NO RESULT";
return 0;
}
for(int i = 1;i <= n;i++){
int x;
cin >> x;
val.insert(x);
}
if(pos > val.size()){
cout << "NO RESULT";
return 0;
}
int cnt = 0;
for(set<int>::iterator it = val.begin();it != val.end();it++){
cnt++;
if(cnt == pos) cout << *it;
}
return 0;
}