public function __invoke()
{
$elevator = new Elevator();
$parser = new InstructionParser($elevator);
$floorObserver = new FloorObserver($parser);
$elevator->attach($floorObserver);
$parser->parseInstructions(file_get_contents(__DIR__ . '/../../input/day1.txt'));
echo 'Position of the character that causes Santa to first enter the basement : ' . $floorObserver->getInstructionPosition() . "\n\n";
}
public function __invoke()
{
$elevator = new Elevator();
$parser = new InstructionParser($elevator);
$observer = new FloorObserver($parser);
$elevator->attach($observer);
$input = file_get_contents(__DIR__ . '/../../input/Day1/input.txt');
$parser->parseInstructions($input);
echo "We went into the basement at instruction: " . $observer->getInstructionNumber() . "\n\n";
}
