#include <fstream>
#include <algorithm>
#include <vector>
using namespace std;

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

int main() {
    int n, k;
    vector <int> X;
    cin>>n>>k;
    for (int i=1; i<=n; i++) {
        int x;
        cin>>x;
        X.push_back(x);
    }
    nth_element(X.begin(), X.begin()+k, X.end());
    cout<<X[k-1];
}