#include <fstream>
#include <algorithm>
#include <vector>

using namespace std;

ifstream fin("sdo.in");
ofstream fout("sdo.out");

int i,n,k,a;
vector <int> v;

int main()
{
    fin>>n>>k;
    for( i = 1 ; i <= n ; ++i )
    {
        fin>>a;
        v.push_back( a );
    }

    nth_element( v.begin() , v.begin() + k - 1 , v.end() );
    fout<<v[ k - 1 ];

return 0;
}