N = int(input())
a = sum([1 if i % 3 != 0 else 0 for i in list(map(int, input().split()))])
b = sum([1 if i % 3 != 0 else 0 for i in list(map(int, input().split()))])
c = sum([1 if i % 3 != 0 else 0 for i in list(map(int, input().split()))])

print(a*b*c)