#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;
}