<?php
$arr = array(array("key" => 1, "another key" => 3, "yet another key" => 5)); echo $sum;
?>
PD9waHAKICAkYXJyID0gYXJyYXkoYXJyYXkoImtleSIgPT4gMSwgImFub3RoZXIga2V5IiA9PiAzLCAieWV0IGFub3RoZXIga2V5IiA9PiA1KSk7CiAgJHN1bSA9IGFycmF5X3N1bSgkYXJyWzBdKTsKICBlY2hvICRzdW07Cj8+