#include <cstdio>
#include <algorithm>

using namespace std;

const int N=(int)3e6+7;
int n,k,a[N];

int main()
{
        freopen("sdo.in","r",stdin);
        freopen("sdo.out","w",stdout);

        scanf("%d%d",&n,&k);
        for(int i=1;i<=n;i++)
                scanf("%d",&a[i]);
        nth_element(a+1,a+k,a+n+1);
        printf("%d\n",a[k]);

        return 0;
}