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.Scanner;

public class Balance {
    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
       int n= sc.nextInt();

      if(n==0){
          System.out.println(1);
      }
      else{
          int r=n%4;
          if(r==1){
              System.out.println(8);
          }
          else if(r==2){
              System.out.println(4);
          }
          else if(r==3){
              System.out.println(2);
          }
          else{
              System.out.println(6);
          }
      }

        }
    }

