n=int(input())
L=3*10**3
l=list(map(int,input().split()))
lc=[0]*(L+1)
for v in l:
	lc[v]+=1
rc=lc
l=list(map(int,input().split()))
lc=[0]*(L+1)
for v in l:
	lc[v]+=1
gc=lc
l=list(map(int,input().split()))
lc=[0]*(L+1)
for v in l:
	lc[v]+=1
bc=lc
for i in range(1,L+1):
	bc[i]+=bc[i-1]
a=0
for i in range(1,L+1):
	for j in range(1,i+1):
		a+=rc[i]*gc[j]*(bc[i]-bc[i-j])
print(a)