shopping_list = ["键盘", "键帽"]
shopping_list.remove("键帽")
shopping_list.append("音响")
shopping_list.append("电竞椅")
shopping_list[2] = "硬盘"

# print(shopping_list)
# print(len(shopping_list))
# print(shopping_list[1])

price = [799, 1024, 200, 800]
max_price = max(price)
min_price = min(price)
sorted_price = sorted(price)
print(max_price, min_price, sorted_price)