#include<bits/stdc++.h>
#include <functional>
using namespace std;
int main(){
	int n,k;
	vector<int>a;
	// write your code here......
	cin >> n >> k;

	int num;
	for (int i{0}; i < n; i++) {
		cin >> num;
		a.push_back(num);
	}

	sort(a.begin(), a.end());

	cout << a[k-1] << endl;
	return 0;
}