$seq: seq1

$DNA: ASDFGHASDFGHJ

$DNA: ERTYUIOOIUYLK

$DNA: NBGFEWERTY


$seq: seq2

$DNA: BGTNHYMJUKOPK

$DNA: MNBFSDFGHJ


$seq: seq3

$DNA: USE_STRICT&USE_WARNINGS

$DNA: lastline


 ===============
seq1
ASDFGHASDFGHJ
ERTYUIOOIUYLK
NBGFEWERTY
seq3
USE_STRICT&USE_WARNINGS
lastline
seq2
BGTNHYMJUKOPK
MNBFSDFGHJ