#include<stdio.h>
#include<dos.h>

/*定义每行文本中最多字符数*/
#define MAXLINE 256

int main()
{
    char *filename[32];
    FILE *fp;
    char ch,flag;
    unsigned long n,m,k=0;
    clrscr();
    printf("Please input the object file:\n");
    gets(filename);
    printf("...........");
    if((fp=fopen(filename,"w+b"))==0)
    {
        printf("Cannot open the file %s\n",filename);
        exit(0);
    }
    for(m=0;m<40960;m+=4096)
    {
        for(n=0;n<65536;n++)
        {
            ch=peekb(m,n);
            /*忽略ASCII码值小于32的字符和ASCII码值介于126和160之间的字符*/
            if((ch<32&&ch!=13)||(ch>126&&ch<160))
            {
                flag=0;
                continue;
            }
            /*忽略半个汉字*/
            if(ch>160&&flag==0)
            {
                flag=ch;
                continue;
            }
            k++;
            if(ch<160)
            {
                fputc(ch,fp);
                if(ch==13)
                {
                    fputc(10,fp);
                    k=0;
                }
            }
            else
            {
                fputc(flag,fp);
                fputc(ch,fp);
                k++;
                flag=0;
            }
            /*添加换行符*/
            if(k==MAXLINE-1)
            {
                fputc(13,fp);
                fputc(10,fp);
                k=0;
            }
        }
    }
    printf("\nRecover the text successfully!!\n");
    fclose(fp);
    printf("\nPlease input any key to quit..\n");
    getch();
    return 0;
}

可以借鉴一下代码的组织结构......

不一样的人，不一样的写法......

你笑了，我也笑了，我笑我们是站在巨人的肩膀上，却笑巨人比我们低!