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.math.BigInteger;

public class Main
{
		public static void main(String[] args)
		{
			Scanner scan=new Scanner(System.in);
			BigInteger l,n;
			BigInteger v=new BigInteger("1378");
			BigInteger k=new BigInteger("10");
			n=scan.nextBigInteger();
			l=v.modPow(n,k);
			System.out.println(l);
		}
}
