# Functions go here
def int_check(question):
    """Checks users enter an integer"""

    error = "Oops - please enter an integer."

    while True:
        response = input(question).lower()

        # check for the exit code
        if response == "xxx":
            return  response

        try:
            # Change the respoinse to an integre and check that its more than 0
            response = int(response)

            return response

        except ValueError:
            print(error)


# NMain routine goes here

# loop fo testing purpose
while True:
    print()

    # ask the user for their name
    name = input("Name: ") # replace with call to 'not vlank' function

    # ask their age and check if it's between 12 and 120
    age = int_check("Age: ")

    # Output error message / success message
    if age < 12:
        print(f"{name} is too young")
        continue
    elif age > 120:
        print(f"{name} is too young")
        continue
    else:
        print(f"{name} bought a ticket")