#include??
#include??
#include??
#include?//輸入/輸出文件流類?
using?namespace?std;?
const?int?Maxr=100;//最多的讀者?
const?int?Maxb=100;//最多的圖書?
const?int?Maxbor=5;//每位讀者最多借五本書?
//讀者類實現(xiàn)對讀者的信息的描述?


class?Reader?
{?
	private:?
	int?tag;?//刪除標記?1:已刪?0:未刪?
	int?no;?//讀者編號?
	char?name[10];?//讀者姓名?
	int?borbook[Maxbor];//所借圖書?
	public:?
	Reader（）?{}?
	char?*getname（）?{return?name;}?//獲取姓名?
	int?gettag（）?{return?tag;}?//獲取刪除標記?
	int?getno（）?{return?no;}?//獲取讀者編號?
	void?setname（char?na[]）?//設置姓名?
	{?
????	strcpy（namena）;?

	}?
	void?delbook（）{?tag=1;?}//設置刪除標記?1:已刪?0:未刪?
	void?addreader（int?nchar?*na）//增加讀者?
	{?
		tag=0;?
		no=n;?
		strcpy（namena）;?
		for（int?i=0;i		??borbook[i]=0;?
	}?
	void?borrowbook（int?bookid）//借書操作??
	{?
		for（int?i=0;i		{?
			if?（borbook[i]==0）?
			{?
				borbook[i]=bookid;?
				return;?

			}?
		}?

	}?
	int?retbook（int?bookid）//還書操作?
	{?
		for（int?i=0;i		{?
			if（borbook[i]==bookid）?
			{?
				borbook[i]=0;?
				return?1;?

			}?
		}?
		return?0;?
	}?
	void?disp（）//讀出讀者信息?
	{?
		cout?<		for（int?i=0;i			if（borbook[i]!=0）?
				cout?<				cout?<
	}?
};?



//讀者類庫，實現(xiàn)建立讀者的個人資料?
class?RDatabase?
{?
	private:?
	int?top;?//讀者記錄指針?
	Reader?read[Maxr];//讀者記錄?
	public:?
	RDatabase（）?//構造函數(shù)，將reader.txt讀到read[]中?
	{?
		Reader?s;?
		top=-1;?
		fstream?file（“reader.txt“ios::in）;//打開一個輸入文件?
		while?（1）?
		{?
			file.read（（char?*）&ssizeof（s））;?
			if?（!file）break;?
			top++;?
			read[top]=s;?
		}?
		file.close（）;?//關閉?reader.txt?
	}?
	void?clear（）//刪除所有讀者信息?
	{?
		top=-1;?
	}?
	int?addreader（int?nchar?*na）//添加讀者時先查找是否存在?
	{?
		Reader?*p=query（n）;?
		if?（p==NULL）?
		{?
			top++;?
			read[top].addreader（nna）;?
			return?1;?
		}?
		return?0;?

	}?
	Reader?*query（int?readerid）//按編號查找?
	{?
		for?（int?i=0;i<=top;i++）?
			if?（read[i].getno（）==readerid?&&?
				read[i].gettag（）==0）?
				{?
					return?&read[i];?
				}?
		return?NULL;?
	}?
	void?disp（）?//輸出所有讀者信息?
	{?
		for?（int?i=0;i<=top;i++）?
		read[i].disp（）;?
	}?
	void?readerdata（）;//讀者庫維護?
	~RDatabase（）?//析構函數(shù)，將read[]寫到reader.txt文件中?
	{?
		fstream?file（“reader.txt“ios::out）;?
		for?（int?i=0;i<=top;i++）?
			if?（read[i].gettag（）==0）?
				file.write（（char?*）&read[i]sizeof（read[i]））;?
				file.close（）;?

	}?
};?
void?RDatabase::readerdata（）?
{?

	char?choice;?
	char?rname[20];?
	int?readerid;?
	Reader?*r;?
	while?（choice!=‘0‘）?
	{?
		cout?<<“\n\n\t\t\t讀?者?維?護\n\n\n\t\t\t?1?新?增\n\n\t\t\t?2?更?改\n\n\t\t\t?3?刪?除\n\n\t\t\t?4?查?找\n\n\t\t\t?5?顯?示\n\n\t\t\t?6?全?刪\n\n\t\t\t?0?退?出“<		cin?>>?choice;?
		switch?（choice）?
		{?
			case?‘1‘:?
				cout?<				cin?>>?readerid;?
				cout?<				cin?>>?rname;?
				addreader?（readeridrname）;?
		????	break;?
			case?

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

?????文件???????4274??2010-06-29?16:34??books\books.dsp

?????文件????????535??2010-06-29?15:51??books\books.dsw

?????文件??????33792??2010-06-29?16:34??books\books.ncb

?????文件??????48640??2010-06-29?16:34??books\books.opt

?????文件????????893??2010-06-29?16:31??books\books.plg

?????文件?????589939??2010-06-29?16:31??books\Debug\books.exe

?????文件?????839232??2010-06-29?16:31??books\Debug\books.ilk

????I.A....???2206284??2010-06-29?15:54??books\Debug\books.pch

?????文件????1156096??2010-06-29?16:31??books\Debug\books.pdb

?????文件?????398919??2010-06-29?16:31??books\Debug\manager.obj

?????文件??????74752??2010-06-29?16:31??books\Debug\vc60.idb

?????文件?????118784??2010-06-29?16:31??books\Debug\vc60.pdb

?????文件???????9298??2010-06-29?16:31??books\manager.cpp

?????目錄??????????0??2010-06-29?16:31??books\Debug

?????目錄??????????0??2010-06-29?16:34??books

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

??????????????5481438????????????????????15