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){
        int num = new Scanner(System.in).nextInt();
        int res;
        while(num>4){
            num-=4;
        }
        switch(num){
            case 1: res = 8;
            break;
            case 2: res = 4;
            break;
            case 3: res = 2;
            break;
            case 4: res = 6;
            break;
            default: res = 1;
        }
        System.out.println(res);
    }
}