#include <cstdio>
#include <iostream>
#include <algorithm>
using namespace std;

int n,k,v[3000005];

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",&v[i]);
    nth_element(v+1,v+k+1,v+n+1);
    cout<<v[k]<<' ';
    fclose(stdin);
    fclose(stdout);
    return 0;
}