#include <bits/stdc++.h>
using namespace std;
const string FNAME = "sdo";
ifstream fin(FNAME + ".in");
ofstream fout(FNAME + ".out");

int main() {
    int n, k;
    fin >> n >> k;
    vector<int> v(n);
    for (int &x : v) {
        fin >> x;
    }
    nth_element(v.begin(), v.begin() + k - 1, v.end());
    fout << v[k - 1] << '\n';
    fout.close();
    return 0;
}