#include <bits/stdc++.h>
#include <cstring>
# define pb push_back
#define nmax 200000
#define mod 1999999973
using namespace std;
ifstream f("sdo.in");
ofstream g("sdo.out");
int n,m,a,b,x,i;
multiset<int>s;
multiset<int>::iterator it;

int main()
{
f>>n>>m;
for(i=1;i<=n;i++)
{
    f>>x;
    s.insert(x);
}
it=s.begin();
advance(it,m-1);
g<<*it;
    return 0;
}