/// Craciun Catalin
///  SDO
#include <iostream>
#include <fstream>
#include <algorithm>
 
#define NMax 3000005
 
using namespace std;
 
ifstream f("sdo.in");
ofstream g("sdo.out");
 
int n, k;
int A[NMax];
 
int main() {
 
    f>>n>>k;
    for (int i=1;i<=n;i++)
        f>>A[i];
    nth_element(A+1, A+k, A+n+1);
    g<<A[k]<<'\n';
 
    f.close(); g.close();
    return 0;
}