#include <cstdio>
#include <algorithm>

using namespace std;

int A[3000000];

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