Commit d0b6d6ac by BellCodeEditor

auto save

parent 6a980f48
Showing with 11 additions and 5 deletions
...@@ -3,12 +3,18 @@ ...@@ -3,12 +3,18 @@
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=input('请输入水果价钱:')
# ?补充条件判断: if k in cost:
if # ?: if float(v)<cost[k]
# ?更新价钱 cost[k]=float(v)
print(k+'降价了,现价'+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'+v+'元已上传~') print(k+"的价钱"+v+'已更新')
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