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 A {
    public static void main(String[] args) {
            Scanner leer = new Scanner(System.in);
        int[] numeros = {8,4,2,6};
        long numero = Long.valueOf(leer.nextLine());
        long queda = numero%4 ;
        if(queda==0)
            queda = 4;
       if(numero!=0)
        System.out.println(numeros[(int)queda-1]);
        else
        System.out.println("1");
    }



}
