操作系统

#include<stdio.h>
#include<stdlib.h>
#include<conio.h>
#include<string.h>
#define MAX 24
typedef struct partition{
	char proname[10];
	int begin;
	int size;
	char status; 
	}node;
node *Free,*used;


void Outpu1()
{
	printf("\n\n\n初始化 ， 设内存总容量是512K\n");
	printf("系统从低地址部分开始使用， 占用100K\n\n");
}
main()
{
	int i=0;
	printf("请输入程序的名字: ");
	Free=(node *)malloc(sizeof(node));
	scanf("%s",Free->proname);
	printf("请输入起址: \n");
	scanf("%d",&Free->begin);
	printf("长度: \n");
    scanf("%d",&Free->size);
	Free->status=‘f‘;
	i+=1;


	Outpu1();


	printf("空闲区列表Free：\n");
	printf("\tNO.\tproname\tbegin\tsize\tstatus\n");
	printf("\t%d\t%s\t%d\t%d\t%c\n",i,Free->proname,Free->begin,Free->size,Free->status);


	used=Free;
	used->status=‘u‘;
	used->begin=0;
	used->size=512-used->size;
	printf("空闲区列表Free：\n");
	printf("\tNO.\tproname\tbegin\tsize\tstatus\n");
	printf("\t%d\t%s\t%d\t%d\t%c\n",i,used->proname,used->begin,used->size,used->status);


	printf("内存使用情况,按起始址增长的排：： \n");
	printf("printf sorted by address:: \n");
	printf("\tNO.\tproname\tbegin\tsize\tstatus\n");
	printf("--------------------------------------------\n");


	printf("\t%d\t%s\t%d\t%d\t%c\n",i,Free->proname,Free->begin,Free->size,Free->status);
	printf("\t%d\t%s\t%d\t%d\t%c\n",i,used->proname,used->begin,used->size,used->status);


}