Commit 91adc930 by BellCodeEditor

save project

parent dfb683ba
Showing with 11 additions and 12 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) cost={"a":5,"b":10,"c":2,"d":3,"e":13,"f":20,"g":32,"h":10000000}
# 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 k=input("请输入水果名称:")
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} v=input("请输入水果价钱:")
k=input('请输入水果名称:') if k in cost:
v=input('请输入水果价钱:') if float(v)<cost[k]:
# ?补充条件判断: cost[k]=float(v)
if # ?: print(k+"降价了,现价"+v+"元")
# ?更新价钱
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+"元已上传~")
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