(budget, denomination)
return int(budget / denomination)
:param budget: float - the amount of money you are planning to exchange.
    :param denomination: int - the value of a single bill.
    :return: int - number of bills after exchanging all your money.
def get_number_of_bills(budget, denomination):
    """

    :param budget: float - the amount of money you are planning to exchange.
    :param denomination: int - the value of a single bill.
    :return: int - number of bills after exchanging all your money.
    """

    return int(budget / denomination)
def get_number_of_bills ( budget , denomination ) : return int ( budget / denomination )