save project

diy1.py

@@ -28,6 +28,8 @@ 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
-    else:
-        print("SB！输错了！")
+    if name!=username:
+        print("用户名错误，请重新输入")
+    if password!=userpassword:
+        print("密码错误，请重新输入")
 print("欢迎来到贝尔编程")
 print("欢迎来到贝尔编程")
\ No newline at end of file