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

#10^8 op = 1 sec
#10^7 op ====> O(n)
#10^6 op ====> O(nlog(n))
#10^4 op ====> O(n²)

I = lambda :map(int, input().split())

n = int(input())
print( 1 if n==0 else (6,8,4,2)[n%4])