#include <stdio.h>

void main (void) {
  int i;
  int nx,ny,nz,n;
  float *fdata;
  unsigned char *cdata;
  char filenamein[200], filenameou[200],str[200];
  FILE *f1, *f2;

  printf("\n enter cfb file name:");scanf("%s",filenamein);
  printf("\n enter volume file name:");scanf("%s",filenameou);
  
  f1=fopen(filenamein,"r");if (f1==NULL) {
    printf("\n input file wrong");
    exit(0);
  }

  f2=fopen(filenameou,"w");

  printf("\n Enter dimensions:");scanf("%d %d %d",&nx,&ny,&nz);
  n=nx*ny*nz;
  printf("\n The no of elements:%d",n);


  cdata=(unsigned char *)calloc(n,sizeof(unsigned char));
  fread(cdata,sizeof(unsigned char),n,f1);		       

  fprintf(f2,"%d %d %d \n",nx,ny,nz);
  fwrite(cdata,n,sizeof(unsigned char),f2);
   
  fclose(f1);  
  fclose(f2);
}