Day 6: Let’s Review

https://www.hackerrank.com/challenges/30-review-loop/problem

<?php
$_fp = fopen("php://stdin", "r");
/* Enter your code here. Read input from STDIN. Print output to STDOUT */

$cnt = 0;
while(false !== ($_str = fgets($_fp))){
    $cnt++;
    if($cnt == 1){
        continue;
    }
    $even = '';
    $odd = '';
    $_str = trim($_str);
    $str = str_split($_str);
    $chk = strlen($_str);
    for($j=0; $j<count($str); $j++){
        if($j % 2 == 0){
            $even .= $str[$j];
        } else {
            $odd .= $str[$j];
        }
    }
    echo $even.' '.$odd."\n";
}
?>