chpt4practice.py

#Chapter 4 practice
# Linhe Sun

# practice 4-1
pizzas = ['pepperoni pizza', 'fruit pizza', 'mushroom pizza']
for pizza in pizzas:
	print(pizza)
	
for pizza in pizzas:
	print("I like " + pizza +".")

print("I really love pizza!")

# practice 4-2
animals = ['chicken', 'seagull', 'penguin']
for animal in animals:
	print(animal)

for animal in animals:
	print(animal.title() + " have wings!")

print("All these animals have wings!")

# practive 4-3
for i in range(1,21):
	print(i)

# practive 4-4
nums = list(range(1,1000001))
print(nums[-1])
# for num in nums:
#	print(num)

# practive 4-5
print(min(nums))
print(max(nums))
print(sum(nums))

# practice 4-6
odds = list(range(1, 21, 2))
for odd in odds:
	print(odd)

# practice 4-7
divnums = list(range(3, 31, 3))
for divnum in divnums:
	print(divnum)

# practice 4-8
cubes = []
for i in range(1,11):
	cubes.append(i**3)
for cube in cubes:
	print(cube)
	
# practice 4-9
cubes = [value**3 for value in range(1,11)]
print(cubes)

# practice 4-10
print("The first three items in the list Cubes are: " + str(cubes[:3]) +".")
print("Three items from the middle of the list Cubes are: " + str(cubes[4:7]) +
    ".")
print("The last three items in the list Cubes are: " + str(cubes[-3:]) +".")

# practice 4-11
friend_pizzas = pizzas[:]
pizzas.append('beef pizza')
friend_pizzas.append('cucumber pizza')
print("My favorite pizzas are:")
for pizza in pizzas:
	print(pizza)
print("My friend's favorite pizzas are:")
for pizza in friend_pizzas:
	print(pizza)

# practice 4-12
my_foods = ['pizza', 'falafel', 'carrot cake']
friend_foods = my_foods[:]
my_foods.append('cannoli')
friend_foods.append('ice cream')
print("My favorite foods are:")
for food in my_foods:
	print(food)
print("My friend's favorite foods are:")
for food in friend_foods:
	print(food)
	
# practice 4-13
foods = ('pizza', 'falafel', 'carrot cake', 'cannoli', 'ice cream')
print("This resturant serves:")
for food in foods:
	print(food)

# foods[0] = 'milk'
foods = ('pizza', 'falafel', 'carrot cake', 'chips', 'milk')
print("This resturant now serves:")
for food in foods:
	print(food)
	
# practice 4-14
# http://python.org/dev/peps/pep-0008/

#practice 4-15

# practice 4-15
my_foods = ['pizza', 'falafel', 'carrot cake']
friend_foods = my_foods[:]
my_foods.append('cannoli')
friend_foods.append('ice cream')
print("My favorite foods are:")
for food in my_foods:
    print(food)
print("My friend's favorite foods are:")
for food in friend_foods:
    print(food)