#include <cstdio>
#include <algorithm>


using namespace std;

int a[10000005];

int main (){
	int n,i,k;
	
	freopen("sdo.in","r",stdin);
	freopen("sdo.out","w",stdout);
	
	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", a[k]);
	
	return 0;
}