1.提供会议室使用计划的输入、修改、转储到文件和从文件导入的功能
2.提供条件查询功能 根据给定的日期和房间号，查询使用计划；根据给定的日期和人数，查找可用的会议室
3.系统应该维护会议室使用计划 包括会议所在房间号码、日期、起止时间、联系人姓名
4.系统应该支持会议室信息的输入、添加和保存 包括会议室房间号码、可容纳人数等(1. provide the input, modification, dump to files, and the functions of importing from the file for the use of the conference room
2. provide conditional query function
Consult the use plan based on a given date and room number
Find available conference rooms based on a given date and number of people.
3. system should maintain the use of the conference room plan
Include the room number, date, start and end time, contact name of the meeting
4. the system should support the input, addition, and preservation of the conference room information
Including room number, capacity, etc.)