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.Arrays;
import java.util.Scanner;
public class Cf_112_A {

	public static void main(String[] args) {
	Scanner sc = new Scanner(System.in);
	long n=sc.nextLong();
	if(n==0)
		System.out.print(0);
	else{
		int []rep={8, 4 , 2 , 6};
		n = (n-1)%4;
		System.out.print(rep[(int)n]);
	}
	}}