#include <cstdio>
#include <algorithm>
#define f stdin
#define g stdout
using namespace std;

int v[3000000],n,k;

int main()
{
    freopen("sdo.in","r",f);
    freopen("sdo.out","w",g);
    scanf("%d %d",&n,&k);
    for(int i=1;i<=n;i++)
    {
        scanf("%d",&v[i]);
    }
    nth_element(v+1,v+k,v+n+1);
    printf("%d",v[k]);
    return 0;
}