#include <cstdio>
#include <algorithm>

#define NMAX 3000007

using namespace std;

int n, k, a[NMAX];

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