N = int(eval(input()))

print((N**3))

def main() -> None:

    print((int(eval(input())) ** 3))





if __name__ == '__main__':

    main()

N = int(eval(input()))
print((N**3))

def main() -> None:
    print((int(eval(input())) ** 3))


if __name__ == "__main__":
    main()

-N = int(eval(input())) -print((N**3)) +def main() -> None: +    print((int(eval(input())) ** 3)) + + +if __name__ == "__main__": +    main()