#include <fstream>
#include <algorithm>
#include <vector>

using namespace std;

ifstream cin("sdo.in");
ofstream cout("sdo.out");

vector <int> a;

main()
{
    int n,k;
    cin >> n >> k;
    k--;
    a.resize(n);
    for (int i=0; i<a.size(); i++)
    {
        cin >> a[i];
    }
    nth_element(a.begin(),a.begin()+k-1,a.end());
    cout << a[k] ;
}