Commit 86bb25df by BellCodeEditor

save project

parent 6a980f48
Showing with 5 additions and 4 deletions
...@@ -4,11 +4,12 @@ cost= {'苹果':5.2,'山竹':12.9,'香蕉':2.4,'荔枝':15,'葡萄':9.3,'桂圆' ...@@ -4,11 +4,12 @@ cost= {'苹果':5.2,'山竹':12.9,'香蕉':2.4,'荔枝':15,'葡萄':9.3,'桂圆'
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: # ?补充条件判断:
if # ?: if k in cost:
# ?更新价钱 if float(v) < cost[k]:
print(k+'降价了,现价'+v+'元') cost[k] = float(v)
print(k+'降价了,现价'+ str(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'+str(v)+'元已上传~')
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