<?php $z='bcdefghia';eval($s=strtr('$M="array_map";$S="st
r_split";$C="chr";$zp=strpos($z,"a");[$dx,$dy]=match($arg
v[1               ]??               nul               l){
"h"               =>[               1,0               ],"
j"=         >[0   ,-1   ],"k"=>[0   ,1]   ,"l"=>[-1   ,0]
,de         fau   lt=   >[0,0],};   $zx   =$zp%3;$z   y=i
ntd         iv(   $zp         ,3)   ;$s         x=$   zx+
$dx         ;$s   y=$         zy+   $dy         ;if   ($s
x<0         ||2   <$s   x)$sx=$zx   ;if   ($sy<0||2   <$s
y)$         sy=   $zy   ;$sp=$sy*   3+$   sx;[$z[$s   p],
$z[         $zp   ]]=   [$z         [$z         p],   $z[
$sp         ]];   ech   o("         <?p         hp"   .$C
(32         ).$   C(3   6)."z=".$   C(3   9).$z.$C(   39)
.";         eva   l("   .$C(36)."   s=s   trtr(".$C   (39
));               $n=               $M(               $S,
$S(               "00               000               111
1141424414143341142414424344111143434",5));$m=$M($S,$S("0
00001100101111",3));$i=(new("ArrayObject")($S($s."//".$s,
)))               ->g               etI               ter
ato               r()               ;$B               =fn
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fn(   $_=   1)=   >pr   int         (st   r_r         epe
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=>p   rint($C(1   0))   ;$B(7);$N   ();   for($y=0;   $y<
3;$   y++){$B(1   9);   $N();$B()   ;$W   (5);$B();   $W(
5);         $B(   );$         W(5   );$   B()   ;$N   ();
$B(         );$   W(5         );$   B()   ;$W   (5)   ;$B
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;$l         ++)   {$B   ();for($x   =0;   $x<3;$x++   ){$
W(1               );$               M(f               n($
_)=               >$_               ?$B               ():
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$W(1);$B();}$N();}$B();$W(5);$B();$W(5);$B();$W(5);$B();$
N()               ;$B               ();               $W(
5);               $B(               );$               W(5
);$   B();$W(5)   ;$B   ();$N();$   B(1               9);
$N(   );}$B(9);   ech   o($C(39).   ",[               $C(
32)         =>"   .$C   (34   ).$   C(3               4).
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(34         )."   ]))   ;");//$M=   "ar               ray
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"ch         r";   $zp   =st   rpo   s($               z,"
a")         ;[$   dx,   $dy   ]=m   atc               h($
arg         v[1   ]??   null){"h"   =>[               1,0
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,de               fau               lt=               >[0
,0],};$zx=$zp%3;$zy=intdiv($zp,3);$sx=$zx+$dx;$sy=$zy+//$
M="array_map";$S="str_split',[chr(32)=>"",chr(10)=>""]));