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lesson8-5
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Commit
67ddeba9
authored
Dec 18, 2021
by
BellCodeEditor
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diy.py
diy.py
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67ddeba9
# 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
}
k
=
input
(
'请输入水果名称:'
)
v
=
input
(
'请输入水果价钱:'
)
# ?补充条件判断:
if
# ?:
# ?更新价钱
print
(
k
+
'降价了,现价'
+
v
+
'元'
)
else
:
print
(
k
+
'涨价了,我们不买'
)
dict
=
{
'史瀚鑫'
:
10
'李嘉林'
:
2
'贾子强'
:
6
'李所男'
:
1
;
'李博瀚'
:
10000000000
}
k
=
input
(
'你想买什么东西呀?'
)
if
k
in
dict
:
print
(
'丁咚,您的'
+
k
+
'需要支付'
+
str
(
dict
[
k
])
+
'元,'
)
else
:
cost
[
k
]
=
float
(
v
)
print
(
k
+
'的价钱'
+
v
+
'元已上传~'
)
print
(
'futt67f7d7ewyd8y78dtew78b f67yy,'
)
\ No newline at end of file
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