#include <fstream>
#include <algorithm>
using namespace std;
int v[3000005];
int main()
{
    ifstream fin("sdo.in");
    ofstream fout("sdo.out");
    int n,k;
    fin>>n>>k;
    for(int i=1;i<=n;i++)
    {
        fin>>v[i];
    }
    nth_element(v+1,v+k,v+n+1);
    fout<<v[k]<<'\n';
    return 0;
}