from collections import Counter as C
N = int(input())
S = C([int(a) for a in input().split()])
T = C([int(a) for a in input().split()])

ans = N * N - (N - S[2]) * (N - T[2])
if S[2] == T[2] == 0:
    ans += max(S[1], T[1])
elif S[2] == 0:
    ans += T[1]
elif T[2] == 0:
    ans += S[1]
print(ans)