面向对象课程设计之房屋销售管理系统，实现对房屋销售信息的查询和修改-Object-oriented curriculum design of home sales management system, the realization of housing sales information query and modify

房屋销售管理系统登录界面设计源代码，包括密码输入，用户名输入和用户注册-Housing sales management system login interface design, source code, including password, user name, input and user registration