1、任务：为宿舍管理人员编写一个宿舍管理查询软件, 程序设计要求：

（1）采用交互工作方式

（2）可以增加、删除、修改信息

（3）建立数据文件 ，数据文件按关键字（姓名、学号、房号）进行排序(用选择排序)

2、查询菜单: (用二分查找实现以下操作)

（1）按姓名查询

（2）按学号查询

（3）按房号查询

3、打印任一查询结果（可以连续操作）

-a task : to prepare dormitory management staff inquiries a dormitory management software, program design requirements : (1) interactive work (2) can add, delete, change information (3) Establish data files, data files by keyword (name, school, room number) rank (with choice of ranking) 2, inquiries menu : (2 hours with you to achieve the following operational) (1) the names of inquiries (2) the school inquiry (3) of the inquiry three, Print the results of an inquiry (capable of continuous operation)