or even 
#!perl -w
use strict;

sub encode_decode ($) {
    my $txt = shift;
    my $key = 'Copyright © 2000 ActiveState Tool Corp.' x length $txt;
    my $enc = $txt ^ substr $key, 0, length $txt;
    return wantarray ? unpack "C*", $enc : $enc;
}

undef $/;
my @encoded_ascii = encode_decode <DATA>;    # one or other
#my $encoded_string = ~~encode_decode <DATA>; # of these two

__DATA__
#!"#$%&'()*+,-./0123456789:;<=>?@
#ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`
#abcdefghijklmnopqrstuvwxyz{|}~
#!"#$%&'()*+,-./0123456789:;<=>?@
#ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`
#abcdefghijklmnopqrstuvwxyz{|}~
#!"#$%&'()*+,-./0123456789:;<=>?@
#ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`
#abcdefghijklmnopqrstuvwxyz{|}~
print "Show me the encoding!\n";

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"Argument is futile - you will be ignorralated!"

In reply to Re: Re: A real challenge by larryk
in thread A real challenge by tachyon

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