auto save

diy2.py

@@ -6,8 +6,5 @@ while True:
     if username==name and userpassword==password:
     if username==name and userpassword==password:
         print("登录成功")
         print("登录成功")
         break
         break
-    if username!=name:
-        print("重新输入名字")
-    if userpassword!=password:
-        print("重新输入密码")
+    print("请重新输入")
 print("欢迎来到贝尔编程")
 print("欢迎来到贝尔编程")
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