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lesson8-5
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Commit
6b8ff245
authored
Aug 05, 2021
by
BellCodeEditor
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11 additions
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14 deletions
diy.py
t.py
diy.py
View file @
6b8ff245
# 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)
# 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
# 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
}
cost
=
{
'苹果'
:
5.2
,
'山竹'
:
12.9
,
'农夫山泉'
:
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:'
)
cost
.
pop
(
"农夫山泉"
)
if
k
in
cost
:
if
float
(
v
)
<
cost
[
k
]:
print
(
cost
)
cost
[
k
]
=
float
(
cost
)
# 更新价钱
\ No newline at end of file
print
(
k
+
'降价了,现价'
+
v
+
'元'
)
elif
float
(
v
)
=
cost
[
k
]:
print
(
'没涨也没跌'
)
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~'
)
t.py
0 → 100644
View file @
6b8ff245
a
=
5
b
=
6
print
()
print
()
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