char LRCchar;

  printf("%s\n",out_string);			// print composite string
  printf("%XX\n",parity_string);		// print parity string
  if (n_bits == 5) LRCchar = charmap5[LRC & mask];
  if (XX XX 7) XX = XX[XX];			// same deal for 7-bit
  printf("LRC = %c\n",LRCchar);