#include<cstdio>
#include<algorithm>
using namespace std;

const char in[]="sdo.in";
const char out[]="sdo.out";

const int N = 3000001;

int k, n, v[N];

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