from collections import *

def main():
    n = int(input())
    r = list(map(int,input().split()))
    g = list(map(int,input().split()))
    b = list(map(int,input().split()))
    dg,db,dr = defaultdict(int),defaultdict(int),defaultdict(int)
    for i in range(n):
        dg[g[i]] += 1
        db[b[i]] += 1
        dr[r[i]] += 1
    acc = [0]*(3001)
    for i in range(1,3001):
        if i not in dr:
            acc[i] += acc[i-1]
        else:
            acc[i] += acc[i-1]+dr[i]
    ans = 0
    for i in range(1,3001):
        for j in range(1,3001):
            ans += dg[i]*db[j]*(acc[min(i+j-1,3000)]-acc[max(i,j)-1])
            
    
    print(ans)
    
if __name__ == '__main__':
    main()