#!/usr/local/bin/perl open(LINES, "outputcodes2"); open(OUT, ">passonecheck2"); my @code, $iter, $line, $header; while($header = ) { for($iter=0; $iter<64; $iter++) { $line = ; push @code, $line; } $_ = $code[63]; if(/.*1.*1.*/) {} else { print OUT "$header@code"; } @code = {}; }