#include <iostream>
#include <algorithm>
#include <fstream>

using namespace std;
int v[3000001];
int main()
{
    ifstream cin("sdo.in");
    ofstream cout("sdo.out");

    int n,k;
    cin>>n>>k;

    for(int i=1;i<=n;i++) cin>>v[i];

    nth_element(v+1,v+k,v+n+1);

    cout<<v[k];
    return 0;
}