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.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Scanner;
import java.util.Stack;
public class code1 {
	

	
	public static void  main (String args [])
	{
		Scanner s=new Scanner (System.in);
		int n;
		n=s.nextInt();
	
		int[] data = {6,8,4,2};
		int x=n%4;
		if(n==0)
			System.out.print(1);
		else
		
		System.out.print(data[x]);
	
	
			
		
	}
	
		 
	
	}