list 1-4.c

壓縮演算法-基本的資料壓縮演算法-Run-Length編碼的解壓縮程式~對應list1-3

#include<stdio.h>
int decode(FILE *fp);
/* main敓澤 */
int main(int ac,char *av[])
{
  FILE *fp;
  if ((fp = fopen(av[1],"rb"))==NULL)
    return(6);
  decode(fp);
  fclose(fp);
  return(0);
}

/* 夝氊弅檤棟庡掱幃 */
int decode(FILE *fp)
{
  int i;
  int run,code;
  while (!feof(fp)) 
  {
    run=fgetc(fp);
    code=fgetc(fp);
    for (i=0;i<run;i++) 
      fputc(code,stdout);
  }
  return(0);
}