Commit fb871c13 by BellCodeEditor

save project

parent 6a980f48
Showing with 3 additions and 5 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=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')
......
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