以下Perl程序的输出结果是下列哪个选项？
my %h1 = (
"red" => ‘1’,
"green" => ‘2’,
"yellow" => ‘3’,
);
my @colors = keys %h1;
foreach $color (@colors){
print "$color => $h1{$color} ";
}
my @numbers = values %h1;
foreach my $n(@numbers){
print "$n/";
}
green => 1 red => 2 yellow => 3 1/2/3/
1 2 3 green => 1/red => 2/yellow => 3/
green => 2 red => 1 yellow => 3 2/1/3/
2 1 3 green => 2/red => 1/yellow => 3/
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