Day 10: Binary Numbers

https://www.hackerrank.com/challenges/30-binary-numbers/problem

<?php

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

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

$binary = 0;
$bin_cnt = 0;
$bin_max = 0;
while($n/2 > 0){
    if( $n/2 > 0 ){
       $binary = $n%2;
    } else {
        $binary = $n/2;
    }
    
    if( $binary == 1 ){
        $bin_cnt++;
    } else {
        $bin_max = $bin_max<$bin_cnt?$bin_cnt:$bin_max;
        $bin_cnt = 0;
    }

    $n = floor($n/2);
}

echo $bin_max<$bin_cnt?$bin_cnt:$bin_max;

fclose($stdin);