diy2.py
540 Bytes
username = "python"
userpassword = "123456"
a=3
while True:
if a>0:
name = input("请输入用户名:")
password = input("请输入密码:")
if name ==username and password == userpassword:
print("登录成功!")
continue
elif name !=username:
print("用户名不存在")
else :
print("密码错误")
a-=1
else:
print("你的账户已被锁定,请带身份证来我司解锁")
exit()
print("欢迎来到贝尔编程!")