auto save

diy2.py

@@ -8,7 +8,6 @@ while True:
         break
     if name!=username:
         print("用户名错误!请重新输入")
-        continue
-    if password!=userpassword:
+    elif password!=userpassword:
         print("密码错误!请重新输入")
 print("欢迎来到贝尔编程!")
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