#include<stdio.h>
#include<algorithm>
using namespace std;

const int NMAX = 3e6;
int a[NMAX + 10];

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

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

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

    printf("%d\n",a[k]);
    return 0;
}