#include<bits/stdc++.h>
#include <functional>
using namespace std;
int main(){
	int n,k;
	vector<int>a;
	// write your code here......
	cin >> n >> k;
	for(int i = 0; i < n; i++)
	{
		int num = 0;
		cin >> num;
		a.push_back(num);
	}
	std::sort(a.begin(), a.end());
	cout << a.at(k - 1);
	return 0;
}