IT 24 Hours

index.php

<?php

function dd($arg) {
    die(var_dump($arg));
}

$getOddAndEven = function($number) {
    if (is_numeric($number)) {
        $odd = ceil($number / 2);
        return [
            'odd' => (int)$odd,
            'even' => (int)($number - $odd + 1),
        ];
    } else {
        return false;
    }
};

dd($getOddAndEven(1));