#include <fstream>

using namespace std;

ifstream cin("sdo.in");
ofstream cout("sdo.out");
unsigned long n, v[3000001], i, k;
int stat(unsigned long v[], unsigned long st, unsigned long dr, unsigned long k)
{
      unsigned long i=st, j=dr;
      if(i==j) return v[i];
      unsigned long piv = v[(st+dr)/2];
      while (i <= j)
      {
            while (v[i] < piv) i++;
            while (v[j] > piv) j--;
            if (i <= j)
            {
                  swap(v[i],v[j]);
                  i++;
                  j--;
            }
      }
      if (k <= j) return stat(v, st, j, k);
      if (i <= k) return stat(v, i, dr, k);
}

int main()
{

    cin>>n>>k;
    for (i=1; i<=n; i++) cin>>v[i];
    cout<<stat(v, 1, n, k);
    return 0;
}