import itertools
n = int(input())
R = list(map(int,input().split()))
G = list(map(int,input().split()))
B = list(map(int,input().split()))
RL = [0]*(3*10**3+10)
GL = [0]*(3*10**3+10)
BL = [0]*(3*10**3+10)
for r in R:
    RL[r]+=1
for g in G:
    GL[g]+=1
for b in B:
    BL[b]+=1
BLAC = list(itertools.accumulate(BL)) + [0]
ans = 0
for i in range(1,3001):
    for j in range(1,i+1):
        l = i-j+1
        r = i
        ans+=RL[i]*GL[j]*(BLAC[r]-BLAC[l-1])
print(ans)