#include <cstdio>
#include <iostream>
#include <algorithm>
using namespace std;

int v[3000005],n,k;

int main()
{
	freopen("sdo.in","r", stdin);
	freopen("sdo.out","w", stdout);
	scanf("%d %d",&n,&k);
	//cout<<n<<" "<<k;
	for(int i=1;i<=n;i++) scanf("%d ",&v[i]);
	sort(v+1,v+n+1);
	//for(int i=1;i<=n;i++) cout<<v[i]<<endl;
	printf("%d",v[k]);

	return 0;
}