save project

diy2.py

@@ -6,9 +6,9 @@ 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 != username:
-        print("您的账号不存在")
-    if password != userpassword:
+    elif password != userpassword:
+        print("您的账户输入错误")
+    else:
         print("您的密码输入错误")
         print("您的密码输入错误")
 
 
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
\ No newline at end of file