# @Author ZhangGJ
# @Date 2020年12月24日 08:05

cars = ['audi', 'bmw', 'subaru', 'toyota']
for car in cars:
 if car == 'bmw':
 print(car.upper())
 else:
 print(car.title())

for car in cars:
 if car == 'bmw' and car != '':
 print(car.upper())
 if car != 'bmw' or car != 'toyota':
 print(car.title())

requested_toppings = ['mushrooms', 'onions', 'pineapple']
print('mushrooms' in requested_toppings)
print('pepperoni' in requested_toppings)

banned_users = ['andrew', 'carolina', 'david']
user = 'marie'
if user not in banned_users:
 print(f"{user.title()}, you can post a response if you wish.")

age = 12
if age < 4:
 print("Your admission cost is 0ドル.")
elif age < 18:
 print("Your admission cost is 25ドル.")
else:
 print("Your admission cost is 40ドル.")

requested_toppings = []
if requested_toppings:
 for requested_topping in requested_toppings:
 print(f"Adding {requested_topping}.")
 print("\nFinished making your pizza!")
else:
 print("Are you sure you want a plain pizza!")