map{sub __;$/=$_;sub _;map{$g[$/][$_]{c}=rand(time)%2;push@{$g[$/][$_]{n}}, (
\$g[_$/][ $_]{c} =>\$g[__$/][  $_]{c}=>\$g[  $/][_$_]{c}=>\$g[  $/][__$_]{c},
\$g[_$/][_$_]{c} =>\$g[_ $/][__$_]{c}=>\$g[__$/][_$_]{c}=>\$g[__$/][__$_]{c},
)}(0..$s)}(0..($s=(shift or 15)-1));sub __{(($m=shift)+1)<=$s?$m+1:0} sub _ {
(($m=shift)-1)>=0?$m-1:$s}__;__;while(1){map{$/=$_;map{print$g[$/][$_]{c}; $u
+=$$_ for(@{$g[$/][$_]{n}});$t[$/][$_]{c}=$g[$/][$_]{c};$t[ $/][$_]{c}=($u==3
?1:($u !=2?0:($t[$/][$_]{c}==1?1:0)));__;$u=~s _.__;}(0..$s);print"\n";}(0 ..
$s);print"\n";map{$/=$_; map{$g[$/][$_]{c}=$t[$/][$_]{c}}(0..$s)}(0..$s);_;_;
__;_;__;_;__;_;__;_;sleep 1}__;_;__;_;_;__;_;__;_;_;__;_;__;_;_;__;_;__;_;__;