Commit c8257620 by BellCodeEditor

save project

parent 6a980f48
Showing with 8 additions and 9 deletions
...@@ -2,13 +2,12 @@ ...@@ -2,13 +2,12 @@
# 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 # 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=input('请输入水果价钱:') v=float(input('请输入水果价钱:'))
# ?补充条件判断: if k in cost:
if # ?: if v<cost[k]:
# ?更新价钱 print(str(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(str(k)+'涨价了,我们不买')
else: #else:
cost[k] = float(v) #cost[k] = float(v)
print(k+'的价钱'+v+'元已上传~') #print(str(k)+'的价钱'+v+'元已上传~')
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