using?System;
using?System.Collections.Generic;
using?System.Linq;
using?System.Text;

namespace?ParkingSystem
{
????class?Car
????{
????????public?string?carNum;??????????//車牌號
????????public?static?DateTime?parkingTime;?????????//停車時間
????????public?DateTime?leavingTime;????????????????//離開時間
????????private?double?cost;????????????????????????//費用
????????private?const?double?costPerHour=6;?????????//單價
????????public?Car（string?carnum）
????????{
????????????carNum=carnum;
??????????DateTime??parkingTime?=?new?System.DateTime（）;
???????????parkingTime?=?System.DateTime.Now?;
???????????DateTime??leavingTime?=?new?System.DateTime（）;
????????????cost?=?0;
????????}
????????public?double?ParkingCost（）???????????????//計算停車費
????????{
????????????leavingTime?=System.DateTime.Now;
????????????//TimeSpan?time?=?leavingTime?-?parkingTime;
????????????cost=costPerHour*（leavingTime.Second??-?parkingTime.Second?）;
????????????return?cost;
????????}
????}
????
????class?Program
????{?
????????static?Queue?WaitingCars?=?new?Queue（）;
????????static?Stack?ParkingCars?=?new?Stack（）;
????????static?int?n;?????????????????????//停車場容量
????????static?void?Main（string[]?args）
????????{
????????????bool?flag=false;
????????????Console.WriteLine（“請輸入停車長的大小：“n）;
????????????n=int.Parse（Console.ReadLine（））;
????????????do{?
????????????????Console.WriteLine（“請輸入操作指令：1、停車；2、離開；3、退出系統。“）;
????????????????//int?instruct;
????????????????try
????????????????{
??????????????????int???instruct?=?int.Parse（Console.ReadLine（））;
????????????????
???????????????
????????????????switch?（instruct）{
????????????????????case?1:

????????????????????????Parking（）;
????????????????????????flag?=?false;
????????????????????????break;
????????????????????case?2:
????????????????????????Leaving（）;
????????????????????????flag?=?false;
????????????????????????break;
????????????????????case?3:
????????????????????????flag=true;
????????????????????????break;
????????????????????default:
????????????????????????Console.WriteLine（“請輸入操作指令：1、停車；2、離開；3、退出系統。“）;
????????????????????????flag?=?false;
????????????????????????break;}
????????????????}
?????????????????catch?{?Console.WriteLine（“重新輸入：“）;?}
???????????????
????????????}while（flag==false）;
????????}
????????public?static?void?Parking（）??????????????????????????????????????//停車
????????{
????????????bool?Exit?=?false;
????????????do
????????????{
????????????????Console.WriteLine（“請輸入5位車牌號：“）;
????????????????string?carNum?=?Console.ReadLine（）;???????????????????????//如果停車場已滿，進入等待隊列
????????????????if?（ParkingCars.Count?>=?n）
????????????????{
????????????????????Car?WaitingCar?=?new?Car（carNum）;

????????????????????Console.WriteLine（“停車場已滿，車已進入等待隊列。“）;
????????????????????Console.WriteLine（“前面還有{0}輛車正在等待!“?WaitingCars.Count）;

????????????????????WaitingCars.Enqueue（WaitingCar）;

????????????????????Exit?=?true;
??????????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????7168??2012-10-10?10:10??ParkingSystem\ParkingSystem\bin\Debug\ParkingSystem.exe

?????文件??????15872??2012-10-10?10:10??ParkingSystem\ParkingSystem\bin\Debug\ParkingSystem.pdb

?????文件??????14328??2002-10-12?13:39??ParkingSystem\ParkingSystem\bin\Debug\ParkingSystem.vshost.exe

?????文件????????490??2007-07-21?01:33??ParkingSystem\ParkingSystem\bin\Debug\ParkingSystem.vshost.exe.manifest

?????文件???????2841??2002-10-12?13:39??ParkingSystem\ParkingSystem\obj\Debug\ParkingSystem.csproj.FileListAbsolute.txt

?????文件???????7168??2012-10-10?10:10??ParkingSystem\ParkingSystem\obj\Debug\ParkingSystem.exe

?????文件??????15872??2012-10-10?10:10??ParkingSystem\ParkingSystem\obj\Debug\ParkingSystem.pdb

?????文件???????2499??2012-09-13?21:50??ParkingSystem\ParkingSystem\ParkingSystem.csproj

?????文件???????6341??2002-10-12?15:08??ParkingSystem\ParkingSystem\Program.cs

?????文件???????1376??2012-09-13?21:50??ParkingSystem\ParkingSystem\Properties\AssemblyInfo.cs

?????文件????????929??2012-09-13?21:50??ParkingSystem\ParkingSystem.sln

????..A..H.?????16896??2012-10-10?12:26??ParkingSystem\ParkingSystem.suo

?????目錄??????????0??2002-10-12?16:27??ParkingSystem\ParkingSystem\obj\Debug\TempPE

?????目錄??????????0??2012-10-12?21:54??ParkingSystem\ParkingSystem\bin\Debug

?????目錄??????????0??2012-10-12?21:54??ParkingSystem\ParkingSystem\obj\Debug

?????目錄??????????0??2012-10-12?21:54??ParkingSystem\ParkingSystem\bin

?????目錄??????????0??2012-10-12?21:54??ParkingSystem\ParkingSystem\obj

?????目錄??????????0??2012-10-12?21:54??ParkingSystem\ParkingSystem\Properties

?????目錄??????????0??2012-10-12?21:54??ParkingSystem\ParkingSystem

?????目錄??????????0??2012-10-12?21:54??ParkingSystem

-----------?---------??----------?-----??----

????????????????91780????????????????????20