auto save

diy1.py

@@ -6,10 +6,9 @@ while True:
     if name==username and password==userpassword:
     if name==username and password==userpassword:
         print("登陆成功")
         print("登陆成功")
         break
         break
-    if name!=username:
+    elif name!=username:
         print("请重新输入你的账号")
         print("请重新输入你的账号")
-        continue
-    if password!=userpassword:
+    else :
         print("请重新输入你的密码")
         print("请重新输入你的密码")
 print("欢迎来到贝尔编程")
 print("欢迎来到贝尔编程")