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lesson8-4
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Commit
d7055113
authored
Mar 06, 2021
by
BellCodeEditor
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diy.py
diy.py
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d7055113
# 神奇百货中的物品已经帮你创建好啦,接下来要看你的了~
# 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)
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
}
# 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
a
=
input
(
"您想买什么东西呀?"
)
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
}
if
a
in
dict
:
k
=
input
(
'请输入水果名称:'
)
print
(
"您要的"
+
a
+
"需要支付"
+
str
(
dict
[
a
]))
v
=
input
(
'请输入水果价钱:'
)
if
k
in
cost
:
if
int
(
v
)
<
cost
[
k
]:
cost
[
k
]
=
int
(
v
)
print
(
'水果便宜了'
)
else
print
(
'水果又贵了'
)
else
else
print
(
"您要的货品暂时缺货"
)
cost
[
k
]
=
int
(
v
)
\ No newline at end of file
print
(
'新的水果价格已添加'
)
\ No newline at end of file
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