save project

diy1.py

@@ -11,9 +11,9 @@ while True:
         print("登陆成功")
         print("登陆成功")
         break
         break
         print("欢迎来到玛酷")
         print("欢迎来到玛酷")
-    if a != username:
+    elif a != username:
         print("用户名错误")
         print("用户名错误")
         continue
         continue
-    if b != userpassword:   
-        print("错误")
+    else:
+        print("密码错误")