字典选择python

[斩-]

4.1
pizza = ["烤肉披萨","水果披萨","奶油披萨"]
for i in pizza:
    print(i)
    print(f'我喜欢{i}')
print(f'我真的喜欢{pizza}')

4.2
animals = ["狮子","老虎","马"]
for i in animals:
    print(i)
    print(f'{i}要喝水')
print("这些动物都要喝水，不然就会死掉")

4.3
for i in range(1,21):
    print(i)

4.4
s = list(range(1,1000000))
for i in s:
    print(i)

4.5
s = list(range(1,1000001))
min(s)
max(s)
print(min(s))
print(max(s))
print(sum(s))

4.6
s = list(range(1,20,2))
for i in s:
    print(i)

4.7
s = list(range(3,31))
for i in s:
    if i % 3 == 0:
        print(i)

4.8
s = []
for i in range(1,11):
    v = i**3
    s.append(v)
print(s)

4.9
s = [v**2 for v in range(1,11)]
print(s)

4.10
s = list(range(1,100,2))
# for i in s:
#     print(i)
print("\nThe first three items in the list are:")
# print(s[0:3])
print(s[2:5])
print(s[-3:])

4.11
pizza = ["烤肉披萨","水果披萨","奶油披萨"]
friend_pizza = pizza[:]
pizza.append("芝士披萨")
friend_pizza.append("中等披萨")
print(friend_pizza)
print(pizza)
print("我最喜欢的披萨是：",pizza)
for i in pizza:
    print("我最喜欢的披萨时：", i[0:4])
for s in friend_pizza:
    print(s)

4.12

4.13
variety = ("水果","洋芋","菠菜","牛肉","猪肉")
# variety[4] = "羊肉"    #出错，元组中不可以修改元素
for menu in variety:
    print(menu)
# variety[4] = "羊肉"
variety = ("水果","山药","菠菜","牛肉","猪肉")
for menu in variety:
    print(menu)