Change Array

<?php

$array = array_map('intval', explode(' ', readline()));

$input = readline();

while (true) {
    $commands = explode(' ', $input);
    if ($commands[0] === 'Delete') {
        for ($i = 0; $i < count($array); $i++) {
            if (intval($commands[1]) === $array[$i]) {
                array_splice($array, $i, 1);
                $i--;
            }
        }
    } elseif ($commands[0] === 'Insert') {
        array_splice($array, intval($commands[2]), 0, intval($commands[1]));

    } elseif ($commands[0] === 'Odd') {
        foreach ($array as $item) {
            if ($item % 2 === 1) {
                echo $item . " ";
            }
        }
        break;
    } elseif ($commands[0] === 'Even') {
        foreach ($array as $item) {
            if ($item % 2 === 0) {
                echo $item . " ";
            }
        }
        break;
    }
    $input = readline();
}