while(read+STDIN,$_,2048){$a=29;$c=142;if((@a=unpack+"C*",$_)[20]&48){$h=5;
$_=unpack+b24,join"",@b=map{pack+B8,unpack+b8,chr($_^$a[--$h+84])}@ARGV;s/...$/1$&/;$d=
unpack+V,pack+b25,$_;$b=73;$e=256|(ord$b[4])<<9|ord$b[3];$d=$d>>8^($f=($t=255)&($d
>>12^$d>>4^$d^$d/8))<<17,$e=$e>>8^($t&($g=($q=$e>>14&7^$e)^$q*8^$q<<6))<<9
,$_=(map{$_%16or$t^=$c^=($m=(11,10,116,100,11,122,20,100)[$_/16%8])&110;$t
^=(72,@z=(64,72,$a^=12*($_%16-2?0:$m&17)),$b^=$_%64?12:0,@z)[$_%8]}(16..271))
[$_]^(($h>>=8)+=$f+(~$g&$t))for@a[128..$#a]}print+pack+"C*",@a}