实现简单的学生宿舍基本信息管理，宿舍的基本信息包括楼号、房间号、面积、所容纳人数、已入住人数等 基本要求：

 　　设计简单的菜单，能够进行系统功能选择。

 　　实现信息的录入功能。

 　　在已有信息的基础上添加新的记录。

 　　删除指定房间号的记录。

 　　修改指定房间号的记录 。

 　　实现信息的浏览功能 。

 　　按房间号查询功能 。

 　　按已入住人数排序功能。

-Simple basic information management student hostel, dormitory basic information including floor number, room number, area and the seating capacity, and other basic requirements have been Occupancy: 　design simple menu system functions can be selected. 　achieve information input function. 　on the basis of the existing information to add new records. 　delete the specified room number of records. 　Modify the specified room number of records. 　achieve information browsing. 　Press room number query. 　basis Occupancy sorting capabilities.