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.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.math.BigInteger;

public class A_Arpa 
{
	public static void main(String[] args) throws NumberFormatException, IOException
	{
		BufferedReader scan = new BufferedReader(new InputStreamReader(System.in));
		PrintWriter out = new PrintWriter(System.out);
		
		BigInteger ans = BigInteger.valueOf(8);
		
		int n = parse(scan.readLine());
		
		ans = ans.modPow(BigInteger.valueOf(n), BigInteger.valueOf(10));
		
		out.println(ans.toString());

		out.flush();
	}

	public static int parse(String num)
	{
		return Integer.parseInt(num);
	}
}
