#include<cstdio>
#include<algorithm>

using namespace std;

const int N = 3000005;

int n, k, a[N];

void citire() {
    scanf("%d%d", &n, &k);

    for (int i = 1; i <= n; ++i)
        scanf("%d", &a[i]);
}

int main() {
    freopen("sdo.in", "r", stdin);
    freopen("sdo.out", "w", stdout);

    citire();

	nth_element(a + 1, a + k, a + n + 1);

	printf("%d\n", a[k]);

	return 0;
}