/// 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;
}