购物车(增加了充值功能)

# _author_: Meijing Lishopping_list=[("0,apple",5),("1,pear",6),("2,banana",7),(
# _author_: Meijing Li

shopping_list=[("0,apple",5),("1,pear",6),("2,banana",7),("3,orange",8),("4,water_melon",9),("5,strawberry",10)]
shopping_cart=[]
use_name = input(