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 ArpaSolution {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner input = new Scanner(System.in);
		int i = 8;
		int n = input.nextInt();
		int result = 0;
		if (n % 4 == 1)
			result = 8;
		else if (n % 4 == 2)
			result = 4;
		else if (n % 4 == 3)
			result = 2;
		else if (n % 4 == 0)
			result = 6;
		System.out.println(result);

	}

}
