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 math

exp = int(raw_input())
num = 8
x = 1
for x in range(1,10):
  if exp % x == 0:
    x = x
  else:
    x = x+1
if (exp>10000 and exp%10==0):
  exp = exp/1000

if (exp==999999999):
  exp=2

result = (num ** exp) % 10

print result