$c=$=;$=/=$-=@_=qw(Nothing to hide);($m=$-)++;$c+=$-*$m;
while (<DATA>){
    s#(sub)$#\1 #;
    chop && $. < $- ? $x : $t .= $_;
    $. > $= && last;
}
$!=$%;$-=$=;($%=$=-=$=)++;
$.=~s[2][join $\, map {$$_[$%]} sort{$$a[$!] <=> $$b[$|]} 
    map{[(map{unpack("c*",pack((pack"c",$c)."*",$_))} 
        $x =~ /(..)/g)[$=++],$_]} $t =~ /(.{$-})/g]seeme;
__DATA__
0f1623020c2127042e12071f19202f290a1510333236353109081a25
1d000d24050611171c1b0314300b2637132a2d2b2c28340e22181e01
 ","BMSFBEZ QMBZFE:" / /,$_;$c=@ww;$wd=l <",keys %ls,">\n$mg
" " x $1/e for@pc;(@"","","a");@xmg=("ZP"$mg[0] ($wd)\n";exi
"$mg[3] $x"}elsif($l"12O22|21/23\\31/33\";dw(6);exit;}}else{
"ifcseujmtaqybnzdwgv$_="21\\22O23/32|41/$_}@xmg;while(1){dw(
$_}}split //,$wd;$gs$er);if($er>5){print$er++}$ls{$x}++}sub 
$x"}elsif($wl{$x}){f)/g;($er,$wd,$gs,$ms);s/\n/ /g;@ww=split
,"ZPV XPO!");%grbl=m,1)=$cp[$_-1][2]}sys-1][0]],$cp[$_-1][1]
/,@p,$/;if($msg){pri/linux/;print join $0]){substr($p[$cp[$_
2,$3]while /(.)(.)(.43\\";push@wcp,[$1,$="-" x length($wd);$
=lc($1)if$x=~/(\w)/;@mg=map{tr/[b-z]/[a-@pc=qw(2+--+ 5| 5| 5
V MPTU","vtfe:","hvf[2]";chomp($x=<>);$x\";push@cp,[$1,$2,$3
]while /(.)(.)(.)/g;ap{$_,$A++}split //,c($ww[rand($c)-1]);$
c++for split //,$wd;c=0;push@{$wl{$_}},$cp,@wcp)=((),());$_=
def;$_=<DATA>}srand(dw{@p=@pc;for(1..$_[g,$A,%ls,%wl)=(0,"",
if($x!~/^\w$/){$msg=nt"$msg$/";$msg=""}}okxphlr";{local$/=un
or(@{$wl{$x}}){substp;$msg="$mg[5] ($gs)r($gs,$_,1)=$x}unles
s($gs=~ /-/){@cp=@wcs{$x}){$msg="$mg[4] tem("clear")if $^O=~
tt: ","JOWBMJE JOQVUt}print$gs,"\n$mg[1]wd=join"",map{$grbl{
y]/;tr/[B-Z]/[A-Y]/;| 5| -----+);s/(\d)/
ifgzjioe icczbbzsiotzn ico isgzto iuugtcioe itb iydtne
ibnevol incteno innky idzomecigl iddgzdgtiotzn iggitjn
ivvtbtyioe iozyy ikgezblctn ihtzb fivq femzzxe fevzooes
ftbzsiy fyisseg fyktvm fzkuuino fgtne fkgeik ciqe cikotzn
cminseyteg cmyzgzdmlyy ctgckyioe cyip cykocm czyyig
czbbkoiotxtol czbdgemenvtftytol czggtjensi cgib cgtbe ckf
cko seiczn secyigiozg seutye seytxeg segejkyioe sevotokoe
stibeogtc stviftytol stvzfesteno stvvzctioe szcogtne sgivotc
skbbl eccenogtc eyidve ebfeyytvm encyzve envtjn edtoidm
evvence ehib ehtye ehdgevvtzn uitn uebtntne utuoteom uytno
uzkno ugkto jigbeno jezyzjtvo jytno jzvvtd jgeio jkevves
migyzo metg mzffl mzxeg tsei tbbtjgino tncigcegioe
tncznogzxegotfye tnstjevotzn tnehmikvotfye tnjenktol tnvintol
tnvkuutcteno tnogicoifye tnxzciotzn tvzbzgdmtc azckns qeen
qziyi yixi yextol ytd yzge bice bibi bilzg begcinotye btyq
btvgedgevenoiotzn bznivoegl bzgoig bkgseg nigl nedmep nzzsye
zfel zcoijzn zdictol zgjl dictutvb desiy dmlvtc dyits dzcqeo
dzgdztve dgectdtoioe dgebteg dgtse dkgtutes gifft geico
gectdgzciy gecokb gejtvogig geytnq gezden gedgzjgib gevznioe
geogteg gmidvzsl gzzq vicgibeno vintoigl vcmzzneg vecese
venvzg vmiql vmgtne vtnuky vyts vnige vzytcto vdeig vdzko
voiye votjbi vogid vokn vkddyino vpiyyzp vlbdzvtkb oipnl
oeggtozgl omkvyl ozgbeno oginvyiotzn ogtcmzozbl okbkyo
kjyl knftns knseutnes knuzgoknioe knyifeyyes kndgzaecoes
knvoifye kdyzis xiykifye xeginsi xtnstcioe xzoe peyuige lipn

[download]
You may want to run it several times ... :)

update Spoiler available
update small change to fix broken compatibility introduced in 5.8.4.
 _  _ _  _  
(_|| | |(_|><
 _|

In reply to obfun! by gmax

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.