#include <cstdio>
#include <istream>
#include <algorithm>
#include <vector>
using namespace std;
#define NMAX 3000005
int N, K;
vector<int> V;

void citire()
{
	int a;
	scanf("%d%d",&N,&K);
	for(int i = 1 ; i <= N ; i++)
	{
		scanf("%d",&a);
		V.push_back(a);
	}
}

int main()
{
	freopen("sdo.in","r",stdin);
	freopen("sdo.out","w",stdout);
	citire();
	nth_element(V.begin() , V.begin() + K - 1 , V.end());
	printf("%d",V[K - 1]);
	return 0;
}