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 Main {
    public static void main(String[] args) {
        Scanner inter = new Scanner(System.in);
        long n = inter.nextInt();
        int reminder = (int) (n %4);
        int result = 0;
        switch(reminder){
            case 0:{result = 6;break;}
            case 1:{result = 8;break;}
            case 2:{result = 4;break;}
            case 3:{result = 2;break;}

        }
        System.out.println(result);
        
    }
}