@s=qw(-9 15 -8);$t='$s+=abs(';t();@a=$s*$#s+($s/$#s-($#s*($#s+1)));
$t='push(@a,$a[$#a]+';t();@s=qw(25 5 10);$s=$a[0];$t='push @t,
($s+=';t();@s=@t;$t='$a.=chr(';t();@s=@a;$t='print '."$a(";t();
sub t{for(@s){eval($t."$_)");}}