save project

diy1.py

@@ -7,8 +7,11 @@ while True:
     if name==username and userpassword== name9:
         print("登录成功")
         break
-    print("登录失败")
-print("欢迎来编程")    
+    if username != name:
+        print("账号错误")      
+    if userpassword != name9:      
+        print("密码错误")
 
 
+print("欢迎来编程")    
 # 如果用户输入的账号、密码正确，提示登陆成功
\ No newline at end of file