#include <fstream>
#include <algorithm>
#include <iostream>
#define maximul 3000005
using namespace std;
ifstream fin ("sdo.in");
ofstream fout ("sdo.out");
int a[maximul], n, k;
int main()
{
    fin >> n >> k;
    for(int i = 1; i <= n; ++i)
        fin >> a[i];
    sort(a+1, a+n+1);
    fout << a[k];
    system("Pause");
}