Commit 835a89ba by BellCodeEditor

auto save

parent 658b2122
Showing with 6 additions and 8 deletions
# 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)
# 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
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} 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('请输入水果名称:') k=input('请输入水果名称:')
v=float(input('请输入水果价钱:')) v=input('请输入水果价钱:')
if k in cost: if k in cost:
if v<cost[k]: if float(v)<cost[k]:
cost[k]=v# ?更新价钱 cost[k]=float(v)# ?更新价钱
print(k+'降价了,现价'+str(v)+'元') print(k+'降价了,现价'+v+'元')
else: else:
print(k+'涨价了,我们不买') print(k+'涨价了,我们不买')
else: else:
cost[k] = float(v) cost[k] = float(v)
print(k+'的价钱'+str(v)+'元已上传~') print(k+'的价钱'+v+'元已上传~')
\ No newline at end of file print(cost)
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or sign in to comment