*/
class Floors
{
protected $floor = 0;
protected $dir = array('(' => 'up', ')' => 'down');
public function up()
{
$this->floor++;
}
public function down()
{
$this->floor--;
}
public function read($input)
{
$chars = str_split($input);
$basement = false;
foreach ($chars as $i => $char) {
$fn = $this->dir[$char];
$this->{$fn}();
if ($this->floor == -1 && !$basement) {
$basement = true;
echo "BASEMENT AT POSITION: " . ($i + 1);
}
}
var_dump($this->floor);
}
}
$f = new Floors();
$f->read(file_get_contents(__DIR__ . '/input/1'));
