#include <fstream>
#include <algorithm>

using namespace std;

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

const int NMAX = 3e6;

int n, k;
int a[NMAX + 2];

int main()
{
    cin >> n >> k;

    for(int i = 1; i <= n; i++)
        cin >> a[i];

    nth_element(a + 1, a + k + 1, a + n + 1);

    cout << a[k] << '\n';

    return 0;
}