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.Locale;
import java.util.Scanner;
import java.util.ArrayList;
import java.util.Collections;
import java.lang.String;
public class max {
    public static void main(String []args){
        Scanner sc = new Scanner(System.in);
       long n = sc.nextLong();
       if(n==0)
       System.out.println("1");
       else
       {
           if(n%4==0)
               System.out.println("6");
           else if(n%4==1)
               System.out.println("8");
           else if(n%4==2)
               System.out.println("4");
           else
               System.out.println("2");
       }
    }
}
