3.5 Identifying a sequence

Usage: wcd [--show_seq, -i] <index>  <filename> 
       wcd [--I show_rc_seq] <index>  <filename>

• wcd --show_seq i dataf

  Prints the i-th sequence in the data file dataf

• wcd --show_rc_seq i dataf

  Prints the reverse complement of the i-th sequence in the data file dataf