sub string2matrix {
my( $x, $y, $s ) = @_;
die "Can't create $x x $y matrix from string length: ", length $s
unless length( $s ) == $x * 2 * $y -1;
return map{
map{ [ split ] } $_
} unpack "(A@{[ $x * 2 ]})*", $s;
}
my $s = '0 X X X X X X X X 1 X X X X X X X X 2 X X X X X X X X 3 X X X
+ X X X X X 4 X X X X X X X X 5 X X X X X X X X 6 X X X X X X X X 7';;
my @a = string2matrix( 8, 8, $s );;
pp \@a;;
[
[0, "X", "X", "X", "X", "X", "X", "X"],
["X", 1, "X", "X", "X", "X", "X", "X"],
["X", "X", 2, "X", "X", "X", "X", "X"],
["X", "X", "X", 3, "X", "X", "X", "X"],
["X", "X", "X", "X", 4, "X", "X", "X"],
["X", "X", "X", "X", "X", 5, "X", "X"],
["X", "X", "X", "X", "X", "X", 6, "X"],
["X", "X", "X", "X", "X", "X", "X", 7],
]
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.