#include <bits/stdc++.h>

using namespace std;
int N, K, j;
vector<int> V;

int main(){
	freopen("sto.in", "r", stdin);
	freopen("sto.out", "w", stdout);
	 ios::sync_with_stdio(0);
	
		cin.tie(0);
	cin >> N >> K;
	for(int i = 1; i <= N; i++){
		cin >> j;
		V.push_back(j);	
	}
	K--;
	nth_element(V.begin(), V.begin() + K, V.end());
	cout << V[K];
	return 0;
}