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.*;
public class java9 {
	public static void main(String[] args) {
		Scanner input = new Scanner(System.in);
		int n = input.nextInt();
		int num = 0;
		int j = 1;
		for (int i = 1; i <= n; i = i + 4) {
			if (j == i) {
			num = 8;
			j = j + 4;
			}
		}
		for (int i = 2; i <= n; i = i + 4) {
			if (j == i) {
				num = 4;
				j = j + 4;
		}
		}
		for (int i = 3; i <=n; i = i + 4) {
			if (j == i) {
				num = 2;
				j = j + 4;
		}}
		for (int i = 4; i <= n; i = i + 4) {
			if (j == i) {
				num = 6;
				j = j + 4;
		}
		}
		System.out.println(num);
		input.close();
	}
}
