Compress and decompress the sequence with perl

Jit — Fri, 16 Jun 2017 09:39:26 -0500

use strict;
use warnings;

my @char;
while () {
@char = split //;
}

comp(\@char);
#---------------------
my $com= "r0a3m4a4j0";
my @com = split //, $com;
dcomp (\@com);

#dcomp sub here
sub dcomp {
my ($com_ref)=@_;
my @com=@$com_ref;
my $car;
for (my $aa=0; $aa<=$#com; $aa++) {
	if ($com[$aa]!~ /\D/) { print "$car" x ($com[$aa]);} else {print "$com[$aa]"; $car = "$com[$aa]";}
}
print "\n";
}

#comp sub here
sub comp {
my ($char_ref)=@_;
my @char=@$char_ref;
my $cnt="";
for (my $aa=0; $aa<=$#char; $aa++) {
	if ($char[$aa+1]) {
		if ($char[$aa] eq $char[$aa+1]) { $cnt++; }  
		elsif ($cnt) { print "$char[$aa]"."$cnt"; undef $cnt;}
		else {print "$char[$aa]";}
	}
}
print "\n";
}
__DATA__
raaaammmmmaaaaaj

BOL: Compress and decompress the sequence with perl

Compress and decompress the sequence with perl