#!/usr/bin/perl --
use strict;
use warnings;
use Data::Dump qw/ dd /;
dd( deeef( 'Cobra', 'Fox' ) );
#~ should return
#~ ( [qw[ Fox Canine Mammal ]],
#~ [qw[ Cobra Snake Reptile ]]
#~ )
sub deeef {
my( @animals ) = @_;
my %catcatdog = (
Mammal => {
Bovine => ["Cow", "Bison"],
Canine => ["Dog", "Fox", "Wolf"],
Equine => ["Horse", "Zebra", "Pony"],
},
Reptile => {
Bird => ["Pigeon", "Canary", "Owl"],
Lizard => ["Salamander", "Chameleon"],
Snake => ["Python", "Cobra"],
},
);
my %dogcatcat;
for my $cat ( keys %catcatdog ){
for my $catcat ( keys %{ $catcatdog{ $cat } } ){
for my $dog( @{ $catcatdog{$cat}{$catcat} } ){
#~ $dogcatcat{$dog}{$cat}{$catcat}++;
#~ $dogcatcat{$dog}{$catcat}++;
#~ $dogcatcat{$dog}{$cat}++;
push @{ $dogcatcat{$dog} }, $catcat, $cat, ;
}
}
}
#~ return map {; [ $_, keys %{ $dogcatcat{$_} } ] } @animals;
return map {; [ $_, @{ $dogcatcat{$_} } ] } @animals;
}