#include <iostream>
#include <fstream>
#include <algorithm>
using namespace std;
ifstream fin("sdo.in");
ofstream fout("sdo.out");
#define MAX 3000010

int a[MAX];

int main()
{
    int n, k, i;
    fin >> n >> k;
    for(i= 1 ; i <= n ; i++)
    {
        fin >> a[i];
    }
    nth_element(a + 1, a + k + 1, a + n + 1);
    fout << a[k] << " ";
}