Note.php

<?php

/**
 * @author Sunwaurl
 * PHP 7.2
 */

error_reporting(0);
$stdin = fopen("php://stdin", "r");
$arr = array();
$res = 0;

for ($i = 0; $i <= 4; $i++) {
 fscanf($stdin, "%[^\n]", $arr_temp);
 $arr[] = array_map('intval', preg_split('/ /', $arr_temp, -1, PREG_SPLIT_NO_EMPTY));
}

for ($i = 0; $i <= 4; $i++) {
 for ($j = 0; $j <= 4; $j++) {
 if ($i == 0 && $j == 0) {
 if ($arr[$i][$j] == 1) {
 $res = 4;
 } else {
 $res = 0;
 }
 } else if ($arr[$i][$j] == 1) {
 $res = abs($i - 2) + abs($j - 2);
 }
 }
}
echo $res . "\n";
fclose($stdin);