#!/usr/bin/perl open(F1,"tax.pl"); while($line=) { chomp $line; @arr=split(/"\n"/,$line); print "@arr\n"; } open(F2,"accno.pl"); { while($line1=) { chomp $line; @arr1=split(/"\n"/,$line1); print "@arr1\n"; } } open(F3,"ptax.pl"); while($line=) { chomp $line; @arr3=split(/"\n"/,$line); print "@arr3\n"; }