save project

diy2.py

+   i+=i
 username = "python"
 username = "python"
 userpassword = "fuck147258369 321282200608256811"
 userpassword = "fuck147258369 321282200608256811"
 while True:
 while True:
@@ -6,5 +7,9 @@ while True:
     if name == username and password == userpassword:
     if name == username and password == userpassword:
         print("登录成功!")
         print("登录成功!")
         break
         break
+    if name!=userpassword
+    password=
+ else:
     print("用户名和密码错误!请重新输入")
     print("用户名和密码错误!请重新输入")
+    exit()
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")