#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
ifstream in("sdo.in");
ofstream out("sdo.out");

int n,k,v[3000005];

int main()
{

    in>>n>>k;
    for(int i = 1 ; i <= n ; ++i)
        in>>v[i];
    nth_element(v + 1,v + k + 1,v + n + 1);
    out<<v[k];
    return 0;
}