#include <cstdio>
#include <algorithm>

using namespace std;

const int Nmax = 3000010;

int n , k , i;
int A[Nmax];

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

    for (scanf("%d %d", &n, &k), i = 1; i <= n; ++i)
        scanf("%d", &A[i]);

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

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

    return 0;
}