#include <iostream>
#include <fstream>
#include <cmath>
#include <cstdlib>
#include <algorithm>
 
using namespace std;
 
ifstream in("sdo.in");
ofstream out("sdo.out");
 
const int N = 3000000;
 
int v[N];
 
int main() {
    int n, k;
 
    in>>n>>k;
    k--;
 
    for (int i = 0; i < n; ++i) {
        in>>v[i];
    }
 
    nth_element(v, v + k, v + n);
 
    out<< v[k]<< "\n";
 
    return 0;
}