#include <cstdio>
#include <algorithm>

using namespace std;

int n,k;
int v[3000002];

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

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

    sort(v + 1,v + n + 1);

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

    return 0;
}