Day 7: Arrays

https://www.hackerrank.com/challenges/30-arrays/problem

<?php
$stdin = fopen("php://stdin", "r");

fscanf($stdin, "%d\n", $n);

fscanf($stdin, "%[^\n]", $arr_temp);

$arr = array_map('intval', preg_split('/ /', $arr_temp, -1, PREG_SPLIT_NO_EMPTY));

for($i=(count($arr)-1); $i>=0; $i--){
    echo $arr[$i]." ";
}

fclose($stdin);