from itertools import accumulate

N = int(input())

R = list(map(int, input().split()))
G = list(map(int, input().split()))
B = list(map(int, input().split()))

rnum = [0]*(3*10**3+1)
gnum = [0]*(3*10**3+1)
bnum = [0]*(3*10**3+1)

for i in range(N):
    # rdd[R[i]] += 1
    # gdd[G[i]] += 1
    rnum[R[i]] += 1
    gnum[G[i]] += 1
    bnum[B[i]] += 1
bnum_cum = list(accumulate(bnum))

# print(bnum_cum)
ans = 0
maxR = max(R)
for i in range(1, maxR+1):
    for j in range(1, i+1):
        add = rnum[i]*gnum[j]*(bnum_cum[i] - bnum_cum[i-j])
        #print(rnum[i], bnum[j], i, j, bnum_cum[i], bnum_cum[i-j], add)
        #print(i, j, add)
        ans += add

print(ans)