#include <bits/stdc++.h>
using namespace std;

int main(){
    freopen("sdo.in", "r", stdin);
    freopen("sdo.out", "w", stdout);
    int n, k;
    scanf("%d%d", &n, &k);
    vector<int> v(n + 1);
    for(int i = 1; i <= n; ++i)
        scanf("%d", &v[i]);

    nth_element(v.begin() + 1, v.begin() + k, v.end());
    printf("%d\n", v[k]);
    fclose(stdin), fclose(stdout);
}