#include<stdio.h>
#include<algorithm>
using namespace std;
int a[3000005];
int main()
{
    freopen("sdo.in","r",stdin);
    freopen("sdo.out","w",stdout);
    int n,k,i;
	scanf("%d%d",&n,&k);
	for(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;
}