#include <iostream>
#include <fstream>
#include <vector>
#include <cstring>
#include <deque>
#include <algorithm>
#define ll long long

using namespace std;
ifstream f("sdo.in");
ofstream g("sdo.out");
int n,i,j,k,nr,v[3000005],sol;

int main()
{
    f>>n>>k;
    for(i=1;i<=n;i++) f>>v[i];
    nth_element(v+1,v+k,v+n+1);
    g<<v[k]<<'\n';
    return 0;
}