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.*;
import java.util.Scanner;

public class arpaexxam {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
       Scanner s = new Scanner(System.in);
       int n = s.nextInt();
       int num = Integer.parseInt("1378");
       int last = num%10;
          int powlast = pow(last,n);
          int fans = powlast%10;
          System.out.println(fans);      
       
	}
    public static int pow(int x,int y)
    {
    	int ans =1;
    	for(int i =1;i<=y;i++)
    	{
    		ans = ans*x;
    	}
    	return ans;
    }
}