#include <bits/stdc++.h>

using namespace std;
ifstream in("sdo.in");
ofstream out("sdo.out");
int n,k,x;
vector < int > v;
int main()
{
    in>>n>>k;
    for(int i=1; i<=n; i++)
     {
         in>>x;
         v.push_back(x);
     }
    nth_element(v.begin(),v.begin()+k-1,v.end());
    out<<v.at(k-1);
    return 0;
}