#include <algorithm>
#include <fstream>
#include <vector>

#define NMAX 3000001

using namespace std;

int main() {

	freopen("sdo.in", "r", stdin);
	freopen("sdo.out", "w", stdout);

	long int n, k;
	scanf("%ld %ld", &n, &k);

	vector<long int> nums;
	for (long int i = 0 ; i < n; i++) {
		long int num;
		scanf("%ld", &num);
		nums.push_back(num);
	}

	nth_element(nums.begin(), nums.begin() + k, nums.end());		
	printf("%ld\n", nums.at(k - 1));

	return 0;
}