auto save

diy2.py

@@ -6,8 +6,8 @@ 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
-    elif name != username:
+    if name != username:
         print("sb")
         print("sb")
-    else:    
+    if: password != userpassword:    
         print(nb) 
         print(nb) 
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
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