diy2.py
604 Bytes
i = 3
username = "python"
userpassword = "123456"
while True:
if i > 0:
name = input("请输入用户名:")
password = input("请输入密码:")
i-=1
if name == username and password == userpassword:
print("登录成功!")
break
if name !=username:
print("用户名不存在")
continue
if password !=userpassword:
print("密码错误")
else:
print("账号已锁定")
exit()
#print("用户名和密码错误!请重新输入")
print("欢迎来到贝尔编程!")