Commit 64a4c863 by BellCodeEditor

auto save

parent f1980af8
Showing with 14 additions and 3 deletions
# 神奇百货中的物品已经帮你创建好啦,接下来要看你的了~ # 持家小能手 (利用自动更新成绩程序的逻辑完成这个新项目)
dict= {'可口可乐':3,'旺仔牛奶':4,'农夫山泉':1,'辣条':3,'巴西烤肉':2,'果冻':4,'乐事':5,'奥利奥':10,'巧克力':6} # 如果输入的水果价钱比字典中的低,则替换掉,反之则不更新
\ No newline at end of file cost= {'苹果':5.2,'山竹':12.9,'香蕉':2.4,'荔枝':15,'葡萄':9.3,'桂圆':8,'蓝莓':10,'李子':8}
k = input('你需要什么水果:')
v = input('新价格是多少:')
if k in cost:
if float(v) < cost[k]: # float('10.5') = 10.5 < 12.9
cost[k] = float(v)
print(k+'降价了,现在的售价是:'+v+'元')
else:
print('涨价了!')
else
print('没有你的选择')
\ No newline at end of file
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