#include
#include
#include
using?namespace?std;
//TEXTLOG為0時(shí)不輸出記錄文件，否則輸出記錄文件RunlogSM1.txt
#define?TEXTLOG?1

struct?AREA
{
	int?startaddress;		//分區(qū)始址
	int?size;				//分區(qū)大小
	AREA?*next;
};

AREA?freehead;				//空閑分區(qū)鏈頭結(jié)點(diǎn)，size記錄總空閑分區(qū)大小
AREA?usehead;				//應(yīng)用分區(qū)鏈頭結(jié)點(diǎn)，size記錄總應(yīng)用分區(qū)大小

char?ch;

#if?TEXTLOG
FILE?*txtlog;				//文本文檔形式輸出日志文件指針
#endif

int?Alloc（int?applyarea）;	//主存分配函數(shù)
void?Combine（AREA?*link?int?startaddress?int?size）;		//分區(qū)合并函數(shù)
bool?Recycle（int?startaddress?int?size）;					//主存回收函數(shù)
void?Print（）;				//主存狀態(tài)打印
bool?Check（int?x?const?bool?canzero）;						//輸入非負(fù)數(shù)檢查

int?main（）
{
	int?size?sadd?tmp;
	bool?flag;
	AREA?*p;

#if?TEXTLOG
	txtlog?=?fopen（“RunlogSM1.txt“?“w“）;
	fprintf（txtlog?“##############################################################\n“）;
	fprintf（txtlog?“Memory?variable?regional?management?system?-?first?adaptation?（FF）?algorithm\n“）;
	fprintf（txtlog?“Programmer:?Jobs?Peng\n“）;
	fprintf（txtlog?“Date:?25?/?5?/?2012\n“）;
	fprintf（txtlog?“Note:?The?program?has?no?input-error-debugger.\n“）;
	fprintf（txtlog?“##############################################################\n\n“）;
#endif

	printf（“##############################################################\n“）;
	printf（“Memory?variable?regional?management?system?-?first?adaptation?（FF）?algorithm\n“）;
	printf（“Programmer:?Jobs?Peng\n“）;
	printf（“Date:?25?/?5?/?2012\n“）;
	printf（“Note:?The?program?has?no?input-error-debugger.\n“）;
	printf（“##############################################################\n\n“）;

	freehead.next?=?p?=?new?（AREA）;
	printf（“How?much?memory:?“）;
	do
	{
		scanf（“%d“?&p->size）;
	}?while?（!Check（p->size?false））;
	freehead.size?=?p->size;
	usehead.size?=?0;
	usehead.next?=?NULL;
	p->next?=?NULL;

	printf（“Memroy?start?address:?“）;
	do
	{
		scanf（“%d“?&p->startaddress）;
	}?while?（!Check（p->startaddress?true））;
	
#if?TEXTLOG
	fprintf（txtlog?“How?much?memory:?%d\n“?p->size）;
	fprintf（txtlog?“Memroy?start?address:?%d\n“?p->startaddress）;
#endif

	printf（“\n\n*****?README?（Input?Format）?*****\n“）;
	printf（“Allocate?memory:?a?XXX?（\“XXX\“?replace?by?size）\n“）;
	printf（“Recycle?memory:?r?YYY?XXX?（\“YYY\“?replace?by?startaddress\“XXX\“?replace?by?size）\n“）;
	printf（“Exit?system:?e\n“）;
	printf（“\nAttention!?If?input?by?any?other?format?the?system?maybe?error?or?broke.\n“）;
	printf（“*********************************\n\n“）;

	flag?=?true;
	while?（true）
	{
		if?（flag）
		{
			Print（）;
			flag?=?false;
		}

		printf（“You?want?（Use?format?to?input）:?“）;
		do
		{
			ch?=?getchar（）;
		}?while?（ch?==?‘\n‘）;

		while?（ch?==?‘?‘）
		{
			ch?=?getchar（）;
		}?

		switch?（ch）
		{
		case?‘a(chǎn)‘:
			scanf（“%d“?&size）;
			if?（!Check（size?false））
			{
				break;
			}

			printf（“You?want?to?allocate?%d?units?of?memory.\n“?size）;
#if?TEXTLOG
			fprintf（txtlog?“You?want?to?allocate?%d?units?of?memory.\n“?size）;
#endif
			tmp?=?Alloc（size

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件???????9515??2012-05-23?00:32??實(shí)驗(yàn)3\1空閑分區(qū)鏈-首次適應(yīng)分配算法.cpp

?????文件?????266351??2012-05-23?00:32??實(shí)驗(yàn)3\1空閑分區(qū)鏈-首次適應(yīng)分配算法（有記錄文件輸出）.exe

?????文件??????10099??2012-05-23?00:33??實(shí)驗(yàn)3\2空閑分區(qū)鏈-循環(huán)適應(yīng)分配算法.cpp

?????文件?????266351??2012-05-23?00:33??實(shí)驗(yàn)3\2空閑分區(qū)鏈-循環(huán)適應(yīng)分配算法（有記錄文件輸出）.exe

?????文件???????9684??2012-05-23?00:34??實(shí)驗(yàn)3\3空閑分區(qū)鏈-最佳適應(yīng)分配算法.cpp

?????文件?????266351??2012-05-23?00:34??實(shí)驗(yàn)3\3空閑分區(qū)鏈-最佳適應(yīng)分配算法（有記錄文件輸出）.exe

?????文件??????14586??2012-05-23?00:35??實(shí)驗(yàn)3\4空閑分區(qū)鏈-伙伴系統(tǒng)分配算法.cpp

?????文件?????270447??2012-05-23?00:35??實(shí)驗(yàn)3\4空閑分區(qū)鏈-伙伴系統(tǒng)分配算法（有記錄文件輸出）.exe

?????文件??????????0??2013-01-09?17:34??實(shí)驗(yàn)3\RunlogSM1.txt

?????文件???????4411??2012-05-23?00:36??實(shí)驗(yàn)3\sample?RunlogSM1.txt

?????文件???????4837??2012-05-23?00:37??實(shí)驗(yàn)3\sample?RunlogSM2.txt

?????文件???????4410??2012-05-23?00:37??實(shí)驗(yàn)3\sample?RunlogSM3.txt

?????文件???????5784??2012-05-23?00:37??實(shí)驗(yàn)3\sample?RunlogSM4.txt

?????文件??????68096??2010-11-16?22:48??實(shí)驗(yàn)3\流程圖1.vsd

?????文件??????68096??2010-11-16?22:49??實(shí)驗(yàn)3\流程圖2.vsd

?????文件??????68096??2010-11-16?22:51??實(shí)驗(yàn)3\流程圖3.vsd

?????文件??????73728??2010-11-16?23:00??實(shí)驗(yàn)3\流程圖4.vsd

?????目錄??????????0??2013-01-09?17:34??實(shí)驗(yàn)3

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

??????????????1410842????????????????????18