Commit 4301b5fa by BellCodeEditor

auto save

parent 6a980f48
Showing with 11 additions and 13 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) cj={"a1":80,"a2":60,"a3":59}
# 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 key=input("请输入学号:")
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} chengji=int(input("请输入成绩:"))
k=input('请输入水果名称:') if key in cj:
v=input('请输入水果价钱:') if chengji>cj[key]:
# ?补充条件判断: cj[key]=chengji #更改/添加
if # ?: print(key+"的成绩已经更新为"+str(chengji))
# ?更新价钱
print(k+'降价了,现价'+v+'元')
else:
print(k+'涨价了,我们不买')
else: else:
cost[k] = float(v) cj[key]=chengji
print(k+'的价钱'+v+'元已上传~') print(key+"的第一次成绩"+str(chengji)+",已经插入")
print(cj)
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