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lesson8-5
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Commit
5bbe1f64
authored
Sep 28, 2020
by
BellCodeEditor
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diy.py
diy1.py
diy.py
View file @
5bbe1f64
# 神奇百货中的物品已经帮你创建好啦,接下来要看你的了~
# dict= {'可口可乐':3,'旺仔牛奶':4,'农夫山泉':1,'辣条':3,'巴西烤肉':2,'果冻':4,'乐事':5,'奥利奥':10,'巧克力':6}
# k=input("请输入您想要的商品")
# sum=10
# s=input("请输入想要的个数:")
# if k in dict:
# if (sum-int(s))>0:
# print("您选择的"+k+"商品需要"+str(dict[k]*int(s))+"元")
# sum=sum-int(s)
# else:
# print("数量不足")
# else:
# print("此商品缺货")
# 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
}
...
...
@@ -7,9 +43,10 @@ v=input('请输入水果价钱:')
if
k
in
cost
:
# ?补充条件判断:
if
int
(
v
)
<
cost
[
k
]:
# 如果新的价钱大于原来的价钱:
cost
[
k
]
=
float
(
v
)
# ?更新价钱
print
(
k
+
'降价了
,
现价'
+
v
+
'元'
)
print
(
k
+
'降价了
,
现价'
+
v
+
'元'
)
else
:
print
(
k
+
'涨价了,我们不买'
)
else
:
cost
[
k
]
=
float
(
v
)
print
(
k
+
'的价钱'
+
v
+
'元已上传~'
)
print
(
cost
)
diy1.py
0 → 100644
View file @
5bbe1f64
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