10-3 访客：
代码：
name
=
input
(
"
Pleas enter your name.
"
)
name_file
=
open
(
"
guest.txt
"
,
'
a+
'
)
name_file.
write
(name
+
'
\n
'
)
输入：
输出结果：
10-4访客名单：
代码：
name_file
=
open
(
"
guest.txt
"
,
'
a+
'
)
while
True:
name
=
input
(
"
Please enter your name.(q to quit)
\n
"
)
if name
==
'
q
':
break
else:
name_file.
write
(name
+
'
had visited this program!
\n
'
)
print
(
"
Hello,
"
,name,
"
glad to see you!
"
)
输入：
输出结果：
10-5 关于编程得调查：
代码：
filename
=
open
(
"
Reason.txt
"
,
'
a+
'
)
filename.
write
(
"
REASON:
\n
"
)
while
True:
reason
=
input
(
"
Why are you fond of programing(q to quit)
\n
"
)
if reason
==
'
q
':
break
else:
filename.
write
(
"
"
+
reason
+
'
\n
'
)
输入：
输出结果：
