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<?php $z='bcdefghia';eval(strtr($s='$M="array_map";$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(s trtr(".$C (36 )."s=".$C (39
)); $n= $M( $S,
$S( "00 000 111
1141424414143341142414424344111143434",5));$m=$M($S,$S("0
00001100101111",3));$i=(new("ArrayObject")($S(strtr($s."/
/". $s, [$C (32
)=> "", $C( 10)
=>" "]) ))) ->g etIterato r() ;$B=fn($_ =1)
=>$ M(f n() =>p rint([$i- >cu rrent(),$ i->
nex t() ][0 ]), ran ge( 1,$ _*3
)); $W= fn( $_= 1)= >pr int (st
r_r epeat($C( 32) ,$_*3));$ N=f n()=>prin t($
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 ();
$W( 5); $B( );$N();fo r($ l=0;$l<10 ;$l
++) {$B (); for
($x =0; $x< 3;$
x++){$W(1);$M(fn($_)=>$_?$B():$W(),$m[$n[$M("ord",$S($z))
[$y*3+$x]-97][intdiv($l,2)]]);$W(1);$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(3
9). ",[ $C( 32) =>" .$C (34
).$ C(3 4). ",$C(10)= >". $C(
34) .$C (34 )."]));") ;// $M=
"ar ray _ma p"; $S= "st r_s
pli t"; $C= "ch r"; $zp =st
rpo s($ z," a");[$dx, $dy ]=m
atc h($ arg v[1]??nul l){ "h"
=>[ 1,0 ]," j"=
>[0 ,-1 ]," k"=
>[0,1],"l"=>[-1,0],default=>[0,0],};$zx=$zp%3;$zy=intdiv(
$zp,3);$sx=$zx+$dx;$sy=$zy+',[chr(32)=>"",chr(10)=>""]));
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