#include <fstream>
#include <algorithm>

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

#define MAXN 3000000

int v[MAXN+1];

int main()
{
    int n, k;
    cin>>n>>k;
    int i;
    for(i=0; i<n; i++)
        cin>>v[i];
    nth_element(v, v+k-1, v+n);
    cout<<v[k-1]<<" ";
    return 0;
}