mod = 1000000007
eps = 10**-9
M = 3*10**3


def main():
    import sys
    input = sys.stdin.readline

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

    RR = [0] * (M+1)
    GG = [0] * (M+1)
    BB = [0] * (M+1)
    for i in range(N):
        RR[R[i]] += 1
        GG[G[i]] += 1
        BB[B[i]] += 1

    ans = 0
    cs_RR = [0] * (M+2)
    for i in range(M+1):
        cs_RR[i+1] = cs_RR[i] + RR[i]
    for i in range(M+1):
        for j in range(M+1):
            gb = GG[i] * BB[j]
            ans += gb * (cs_RR[min(M, i+j-1) + 1] - cs_RR[max(i, j)])

    print(ans)
    #print(RR)
    #print(GG)
    #print(BB)
    #print(cs_RR)


if __name__ == '__main__':
    main()