#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;
    vector<int> a(n);
    for (int i = 0; i < n; ++i) {
        cin >> a[i];
    }
    nth_element(a.begin(), a.begin() + k, a.end());
    cout << a[k - 1];

    return 0;
}