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


"""
n, h = map(int, input().split())
a = [int(x) for x in input().split()]

3)      arr2d = [[j for j in input().split()] for i in range(int(b)]
        for row in arr2d:
        print(*row, sep=', ')
"""
print(pow(1378, int(input()), 10))
