#include<stdio.h>
#include<algorithm>
#define srt 3000010
using namespace std;
int k,n,v[srt],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+0,v+n);
	printf("%d", v[k]);
	return 0;
}