#include <fstream>
#include <cstdlib>
#include <ctime>
using namespace std;
ifstream in("sdo.in");
ofstream out("sdo.out");
const int MAXN = 3000005;
int n,kk;
int v[MAXN];
void citire()
{
in >> n >> kk;
for (int i = 1;i <= n;++i)
in >> v[i];
}
int partitionare(int st, int dr)
{
int i = st;
int j = dr;
int pivot = v[rand() % (dr - st + 1) + st];
while(i < j)
{
while(v[i] < pivot)
++i;
while(v[j] > pivot)
--j;
if (i < j)
swap(v[i], v[j]);
}
return j;
}
void selectie(int st, int dr, int k)
{
if (st == dr)
return;
int poz = partitionare(st,dr);
int rest = poz - st + 1;
if (rest >= k)
selectie(st, poz, k);
else selectie(poz + 1,dr,k - rest);
}
int main()
{
citire();
srand(time(NULL));
selectie(1,n,kk);
out << v[kk] << '\n';
return 0;
}