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Commit
368881b0
authored
Dec 01, 2024
by
BellCodeEditor
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718.py
diy1.py
718.py
0 → 100644
View file @
368881b0
# while 当......时候
# True 正确的,成立的,真的
#while True: 当条件成立时,执行下面的代码(无限循环)
# break 跳出整个循环,循环终止
# continue 跳出本轮循环,继续下一轮循环
# 赋值运算
# i=i+1 相当于 i+=1
# i=i-1 相当于 i-=1
# i=i*1 相当于 i*=1
# i=i/1 相当于 i/=1
# exit() 终止程序
\ No newline at end of file
diy1.py
View file @
368881b0
username
=
"
python
"
# 保存在服务器数据库中的用户账号(正确的账号)
username
=
"
lizong
"
# 保存在服务器数据库中的用户账号(正确的账号)
userpassword
=
"123456"
# 保存在服务器数据库中的用户密码(正确的密码)
userpassword
=
"123456"
# 保存在服务器数据库中的用户密码(正确的密码)
i
=
3
# 三次机会
# 请用input()实现用户输入账号、密码的功能
while
True
:
if
i
>
0
:
# 请用input()实现用户输入账号、密码的功能
name
=
input
(
"请输入账号:"
)
#ZHANGHAO
# 如果用户输入的账号、密码正确,提示登陆成功
i
-=
1
#每输入一次,次数减1
\ No newline at end of file
if
username
!=
name
:
print
(
"账号错误"
)
print
(
"温馨提示:您还有"
+
str
(
i
)
+
"次机会。"
)
continue
# 跳出本轮循环
password
=
input
(
"请输入密码:"
)
#MIMA
if
userpassword
!=
password
:
print
(
"密码错误"
)
print
(
"温馨提示:您还有"
+
str
(
i
)
+
"次机会。"
)
continue
# 如果用户输入的账号、密码正确,提示登陆成功
if
username
==
name
and
userpassword
==
password
:
print
(
"登陆成功"
)
break
# 跳出整个循环
else
:
# 否则(次数为0的时候)
print
(
"账户已被锁定"
)
exit
()
# 终止程序
print
(
"欢迎!"
)
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