#include <cstdio>
#include <algorithm>
#include <fstream>

using namespace std;


#define file_in "sdo.in"
#define file_out "sdo.out"

int n,k,i,nr,x,v[3000100];


int main()
{
	ifstream fin(file_in);
	ofstream fout(file_out);
	
	fin>>n>>k;
	for (i=1;i<=n;++i)
		 fin>>v[i];
	
	
	
	nth_element(v+1,v+k,v+n+1);
	
	fout<<v[k];

	return 0;
	
}