`$=`;
use Errno ();
$_ = \%!;
($_) = /(.)/;
$= = ++$|;
($., $/, $,, $\, $", $;, $^, $#, $~, $*, $:, @%) = ($! =~ /(.)(.).(.)(.)(.)(.)..(.)(.)(.)..(.)......(.)/, $"), ++$=;
++$.;
++$.;
++$_;
++$_;
($_, $\, $,) = ($~ . $" . "$;$/$%[$?]$_$\$,$:$%[$?]", $" & $~, $#);
++$,;
++$,;
$^ |= $";
`$_$\$,$/$:$;$~$*$%[$?]$.$~$*$#$%[$?]$;$\$"$^$~$*.>&$=`;