save project

diy1.py

@@ -8,6 +8,7 @@ while True:
     if  username==name and userpassword==word: 
     if  username==name and userpassword==word: 
         print("登入成功")
         print("登入成功")
         break
         break
+    if username !=name:
     else:
     else:
         print("输入错误")
         print("输入错误")
 print("欢迎到贝尔编程")
 print("欢迎到贝尔编程")