class BinaryIndexedTree:
    def __init__(self, size):
        self._data = [0] * size

    def add(self, i, x):
        data = self._data
        i += 1
        n = len(data)
        while i <= n:
            data[i - 1] += x
            i += i & -i

    def _sum(self, stop):
        data = self._data
        result = 0
        i = stop
        while i > 0:
            result += data[i - 1]
            i -= i & -i
        return result

    def range_sum(self, start, stop):
        return self._sum(stop) - self._sum(start)


n = int(input())
r = list(map(int, input().split()))
g = list(map(int, input().split()))
b = list(map(int, input().split()))

rr = [0] * 3001
for i in r:
    rr[i] += 1

gg = [0] * 3001
for i in g:
    gg[i] += 1

bb = [0] * 3001
for i in b:
    bb[i] += 1

gb = [[] for _ in range(3001)]
for i in range(1, 3001):
    x = gg[i]
    if x == 0:
        continue
    for j in range(1, 3001):
        y = bb[j]
        if y == 0:
            continue
        gb[max(i, j)].append(i << 12 + j)

bit = BinaryIndexedTree(6001)
result = 0
for i in range(1, 3001):
    for x in gb[i]:
        j = x >> 12
        k = x & 4095
        bit.add(j + k, gg[j] * bb[k])
    result += rr[i] * bit.range_sum(i + 1, 6001)
print(result)