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'''restaurant.py
Designing some problems for
Intro to Computer Science Lesson 1 ~ Lesson 3 Review Question Code
Course Source: https://www.udacity.com/course/viewer#!/c-cs101
'''
menu = [ [ "大麥克" , "牛肉, 酸黃瓜, 起士" , 109 ],
[ "麥香魚" , "鱈魚, 起士, 美乃滋" , 99 ],
[ "麥香雞" , "雞肉, 生菜, 美乃滋" , 89 ] ]
sales = ["麥香魚", "大麥克", "大麥克", "麥香魚", "麥香魚",
"大麥克", "大麥克", "麥香魚", "麥香雞", "大麥克",
"麥香雞", "麥香雞", "大麥克" ]
def print_burger( menu ):
i = 0
while i < 3 :
print ( menu[i][ 0 ] )
i = i + 1
def find_cheese_burger( menu ):
for meal in menu :
if meal[1].find( "起士" ) is not -1:
print ( meal[0] )
def today_income( sales ):
income = 0
while ( len(sales) > 0 ):
burger = sales.pop()
if burger == "大麥克":
income = income + 109
if burger == "麥香魚":
income = income + 99
if burger == "麥香雞":
income = income + 89
print( income )
print('list all burgers')
print_burger( menu )
print('\n find cheese burger:')
find_cheese_burger( menu )
print("\n sum of today's income")
today_income( sales )
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