#include <stdio.h>
#include <stdlib.h>

int main (int argc, char *argv[]) {
  FILE *fp;
  int i = 0, numdisplay;
  short int data;

  if ((argc > 3) || (argc < 2)) {
    printf("DISPLAYS THE FIRST N ELEMENTS OF 16 BIT INTEGER BINARY FILE\n");
    printf("N default = 32\n");
    printf("Usage:  %s binary-file [N]\n", argv[0]);
    exit(1);
  }
  if (argc == 3) {
    numdisplay=atoi(argv[2]);
  }
  else {
    numdisplay = 32;
  }
  
  if ((fp=fopen(argv[1],"rb"))==NULL){
    printf("Cannot open file %s",argv[1]);
    exit(1);
  }

  while (i++ < numdisplay) {
    if (fread(&data, sizeof(short int), 1, fp) != 1) {
      if (!feof(fp)) {
	printf("Read Error\n");
	exit(1);
      }
      else i = numdisplay;
    }
    else printf("%hd\t",data);
  }
  printf("\n");
  fclose(fp);
}