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

#!/usr/bin/python2.7



n=int(raw_input())
a=[8,4,2,6]

if n % 4 == 0:
	print "1"
else:
	i=n % 4
	result=a[i-1]
	print result
  				 	  	  	   	 	   	   		