roadmap-retos-programacion/Roadmap/06 - RECURSIVIDAD/python/mouredev.py at main · QamaQ/roadmap-retos-programacion · GitHub

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"""
Ejercicio
"""


def countdown(number: int):
    if number >= 0:
        print(number)
        countdown(number - 1)


countdown(100)

"""
Extra
"""


def factorial(number: int) -> int:
    if number < 0:
        print("Los números negativos no son válidos")
        return 0
    elif number == 0:
        return 1
    else:
        return number * factorial(number - 1)


print(factorial(5))


def fibonacci(number: int) -> int:
    if number <= 0:
        print("La posición tiene que ser mayor que cero")
        return 0
    elif number == 1:
        return 0
    elif number == 2:
        return 1
    else:
        return fibonacci(number - 1) + fibonacci(number - 2)


print(fibonacci(5))