#include <stdio.h>
#include <algorithm>
using namespace std;
int n,k,a[3000005];
void citire()
{
    int i;
    scanf("%i%i",&n,&k);
    for (i=1;i<=n;i++)
        scanf("%i",&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("%i",a[k]);
    fclose(stdin);
    fclose(stdout);
    return 0;
}