#include <iostream>
#include <cstdio>
#include <algorithm>
#define Nmax 3000001
using namespace std;
int v[Nmax],n,k,i;
int main()
{
    freopen("sdo.in","r",stdin);
    freopen("sdo.out","w",stdout);
    scanf("%d %d",&n,&k);
    for(i=1;i<=n;++i)
      scanf("%d",&v[i]);
       sort(v+1,v+n+1);
        nth_element(v+1,v+k,v+1+n);
    return 0;
}