#include <cstdio>
#include <algorithm>

#define NMAX 3000005

using namespace std;

int n, k, A[NMAX];

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 + 1, A + n + 1);
    printf("%d", A[k]);

    return 0;
}