save project

diy1.py

@@ -7,7 +7,10 @@ while True:
     if name==password and password==userpassword:
     if name==password and password==userpassword:
         print("登录成功")
         print("登录成功")
         break
         break
-    print("用户名和密码错误！请重新输入！")
+    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")