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

using namespace std;

int main()
{
#ifdef LOCAL
    freopen("input", "r", stdin);
#else
    ifstream cin("sdo.in");
    ofstream cout("sdo.out");
#endif // LOCAL
    int n, k;
    cin >> n >> k;
    int *a = new int[n + 1];
    for (int i = 1; i <= n; ++i) {
        cin >> a[i];
    }
    nth_element(a + 1, a + k, a + 1 + n);
    cout << a[k];
    delete [] a;
    return 0;
}