n = int(input())
MX = 3 * 10 ** 3 + 1
r = [0] * (2 * MX)
g = [0] * MX
b = [0] * MX
for a in r, g, b:
    for x in map(int, input().split()):
        a[x] += 1

d = [0] * (2 * MX + 1)
for i in range(2 * MX):
    d[i + 1] = d[i] + r[i]

ans = 0
for i in range(MX):
    for j in range(MX):
        ans += g[i] * b[j] * (d[i + j] - d[max(i, j)])
print(ans)