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;
import java.io.File;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Arrays;
 
public class A742{
    public static void main(String[] args) throws FileNotFoundException{
    	 
        Scanner scan = new Scanner(System.in);
        int n = scan.nextInt();
        long a = (long) Math.pow(8, n);
        String s = a + "";
        System.out.println(s.charAt(s.length() -1 ));
        
    }   
}