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