程序代码：

#include "stdio.h"
void main(int argc,char *argv[])
{
    FILE *fp,*fp1;
    unsigned char c,n1,n2;
    int i=1,count=0;
    if(argc<=2){
        printf("参数过少");
        exit(0);
    }
    if((fp=fopen(argv[1],"rb"))==NULL)
        printf("erroe");
    if((fp1=fopen(argv[2],"wb+"))==NULL)
        printf("erroa");
        fread(&c,sizeof(char),1,fp);
        fprintf(fp1,"\r\n%d\r\n\r\n",count++);
        n1=c&0X0f;
        n2=c&0Xf0;
        n2=n2>>4;
    while(!feof(fp)){
        while(i<=512){
            fprintf(fp1,"%X%X ",n2,n1);
            fread(&c,sizeof(char),1,fp);
            n1=c&0X0f;
            n2=c&0Xf0;
            n2=n2>>4;
            i++;
        }
        fprintf(fp1,"\r\n\r\n %d \r\n\r\n",count++);
        i=0;
    }

    fclose(fp1);
    fclose(fp);
}