4-2 動物

程式碼：

animals = ['dog', 'cat', 'squirrel']
for animal in animals:
    print("A " + animal + " would make a great pet.")
print("Any of these animals would make a great pet!")

結果：

A dog would make a great pet.

A cat would make a great pet.

A squirrel would make a great pet.

Any of these animals would make a great pet!

4-6 奇數

程式碼：

nums = list(range(1, 21, 2))
print(nums)
for num in nums:
    print(num)

結果：

4-8 立方

程式碼：

nums = [v**3 for v in range (1, 11)]
for num in nums:
    print(num)

結果：

1

8

27

64

125

216

343

512

729

1000

4-10 切片

程式碼：

nums = [v**3 for v in range (1, 11)]
print("The first three items in the list are:" 
 
+ str(nums[:3]))
print("Three items from the middle of the list are:" + str(nums[3:6]))
print("The last three items in the list are:" + str(nums[-3:]))

結果：