/*Get a number of non-kitten objects.*/
  if (argc == 1)
    {
      num_bogus = 20;
    } else {
      num_bogus = atoi(argv[1]);
      if (num_bogus < 0 || num_bogus > MESSAGES)
        {
          printf("Run-time parameter must be between 0 and %d.\n",MESSAGES);
          exit(0);
        }
    }