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

using namespace std;

const int MAXN = 3000001;
int n, k, a[MAXN];

int main()
{
#ifdef LOCAL
    freopen("input", "r", stdin);
#else
    ifstream cin("sdo.in");
    ofstream cout("sdo.out");
#endif // LOCAL

    cin >> n >> k;
    for (int i = 1; i <= n; ++i) {
        cin >> a[i];
    }
    nth_element(a + 1, a + k, a + n + 1);
    cout << a[k];
    return 0;
}