{
for (i = 5; i <= NF; i+=3) {
# Print acc.num., UTR length, miRNA num., log10(p-value).
  printf("%s\t%ld\t%d\t%d\t%.3lf\t%.3lf\n", $1, $2, (i-2)/3, $(i-2), $(i-1), $i); 
}
}