#include<stdio.h>
#include<stdlib.h>
#include<iostream>
#include<algorithm>

using namespace std;

int vec[3000010];

int main()
{
	freopen("sdo.in","r",stdin);
	freopen("sdo.out","w",stdout);
	
	int n,k;
	scanf("%d %d\n",&n,&k);
	for(int i=1;i<=n;i++)
		scanf("%d ",&vec[i]);
	nth_element(vec+1,vec+k,vec+n+1);
	printf("%d",vec[k]);
}