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

"""
IIIIIIIIII OOOOOOOOOOO IIIIIIIIII
    II     OO       OO     II
    II     OO       OO     II
    II     OO       OO     II
    II     OO       OO     II
    II     OO       OO     II
    II     OO       OO     II
IIIIIIIIII OOOOOOOOOOO IIIIIIIIII
"""
n = int(input())
if n == 0:
	print(1)
elif (n - 1) % 4 == 0:
	print(8)
elif n % 4 == 0:
	print(6)
elif n % 2 == 0:
	print(4)
elif (n - 1) % 2 == 0:
	print(2)
