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


using namespace std;

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

    int N, K;
    cin >> N >> K;

    vector<int> A;

    for(int x; N > 0; --N){
        cin >> x;
        A.push_back(x);
    }
    nth_element(A.begin(), A.begin() + K - 1, A.end());

    cout << A[K - 1];

    cin.close();
    cout.close();

    return 0;
}