2

if __name__ == '__main__':
    N = int(input())
    N = int(input())
    n_levels = 3
    levels = [[0] * N for i in range(3)]

    first = input().split(' ')
    second = input().split(' ')
    third = input().split(' ')

    for i in range(N):
        levels[0][i] = int(first[i])
        levels[1][i] = int(second[i])
        levels[2][i] = int(third[i])

    count_variables = 0
    variables = []

    for i in range(N):
        for j in range(N):
            for k in range(N):
                variables.append([levels[0][i], levels[1][j], levels[2][k]])

    for i in range(len(variables)):
        if variables[i][0] < variables[i][1] < variables[i][2]:
            count_variables += 1

    print(count_variables)