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/
lesson8-5
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Commit
dddc5e1f
authored
a year ago
by
BellCodeEditor
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diy.py
diy.py
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dddc5e1f
# 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'
)
student1
=
{
'语文'
:
91
,
'数学'
:
88
,
'英语'
:
85
}
student2
=
{
'语文'
:
97
,
'数学'
:
98
,
'英语'
:
90
}
student3
=
{
'语文'
:
95
,
'数学'
:
100
,
'英语'
:
93
}
score
{
'悟空'
:
student1
,
'诺依'
:
student2
,
'小贝'
:
student3
}
name
=
input
(
"name:"
)
print
(
"*"
*
30
)
if
name
in
score
:
score
=
score
[
name
]
for
k
,
v
in
info
.
items
():
print
(
k
,
v
)
print
(
"*"
*
30
)
elif
name
==
"q"
:
break
else
:
cost
[
k
]
=
float
(
v
)
print
(
k
+
'的价钱'
+
v
+
'元已上传~'
)
print
(
"查询错误"
)
print
(
"*"
*
30
)
print
(
"程序结束"
)
\ No newline at end of file
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