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.math.BigInteger;
import java.util.Scanner;

public class P742A {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt(), ans = 0;
        if(n % 4 == 1) ans = 8;
        else if(n % 4 == 2) ans = 4;
        else if(n % 4 == 3) ans = 2;
        else ans = 6;
        System.out.println(n == 0 ? 1 : ans);
    }

    //1 - 8 2 - 4 3 - 2 4 - 6
}
