12
 1378
 51202278
 989898989
 4
 7
 9
 6
 8
 12193721
 999999995
 999999999
 11
 999999996
 999999998
 3
 14
 15
 10
 999999994
 1000
 13781378
 5
 999999997
 1000000000
 13
 16
 0

6
 4
 4
 8
 6
 2
 8
 4
 6
 8
 2
 2
 2
 6
 4
 2
 4
 2
 4
 4
 6
 4
 8
 8
 6
 8
 6
 1

import java.util.*;
public class contest {

	public static void main(String[] args) 
	{
		Scanner console=new Scanner(System.in);
		int loop=console.nextInt();
		int math=1378,sum=1;
		String get = null;
		for(int i=1;i<=loop;i++)
		{
			get=Integer.toString(sum=sum*math); 			
		}
		
		 System.out.println(get.charAt(get.length() - 1));

	}

}
