【酒店前台客房管理程序】HotelRoomManagement.java

　　某酒店有12层楼，每层楼有10个房间，要求为该酒店设计一套简单的前台房间管理程序，

　　该程序可以通过在命令行输入命令来为客人办理入住和退房手续。

　　要求该程序支持通过命令行输入以下命令来进行入住，退房及查询的操作：

　　(1)search():查询所有房间的状态 empty

　　(2)in(房间号码 姓名):客人入住

　　 命令:in

　　请输入客人入住的房间号

　　1202

　　请输入入住1202房间的顾客的姓名

　　parker

　　 提示:姓名为parker的客人入住1202房间

　　(3)out(房间号码):客人退房

　　 命令:out 1202

　　 提示:1202房间退房

　　 注意:如果某个房间已经有客人入住，在办理入住时，将提示“该房间已有客人入住”

　　(4)quit:退出程序-[Reception room management program] HotelRoomManagement.java a hotel has 12 floors, each floor has 10 rooms, requiring a simple design of the hotel' s reception room management program that can enter commands at the command line as Guests check-in and check-out. Requirements The program supports command line, type the following command to perform check-out and check the operation: (1) search (): Query status of all rooms empty (2) in (room number, name): guests Command: in please Enter the room number of guests stay 1202 1202 Please enter the customer' s name parker Room Tip: The name is parker guests 1,202 rooms (3) out (room number): Upon checking out of order: out 1202 Tip: Check out Room 1202 Note : If a room has guests at check-in, it will prompt " the room had guests"　(4) quit: quit the program