public function __invoke()
{
$elfCalculator = new ElfCalculator();
$deliverer = new PresentDeliverer($elfCalculator);
$input = 34000000;
$house = 600000;
while (true) {
if ($deliverer->giftsDeliveredToHouse($house) >= $input) {
break;
}
$house++;
}
$this->write("House # {$house} got {$input} gifts");
}
public function __invoke()
{
$elfCalculator = new LimitedHousesElfCalculator();
$deliverer = new PresentDeliverer($elfCalculator, 11);
$input = 34000000;
$house = 600000;
$maxHousesPerElf = 50;
while (true) {
if ($deliverer->giftsDeliveredToHouseWithMaxPerElf($house, $maxHousesPerElf) >= $input) {
break;
}
$house++;
}
$this->write("House # {$house} got {$input} gifts");
}
$this->positions[$who][0]++;
break;
case '<':
$this->positions[$who][0]--;
break;
}
}
/**
* Delivers a present at the current position on the grid
*/
private function deliverPresent($who)
{
$position = $this->positions[$who];
$key = implode(':', $position);
if (!isset($this->presentCount[$key])) {
$this->presentCount[$key] = 0;
}
$this->presentCount[$key]++;
}
}
$input = file_get_contents('3.txt');
$presentDeliverer1 = new PresentDeliverer(['santa']);
$presentDeliverer2 = new PresentDeliverer(['santa', 'robo']);
/*print_r($presentDeliverer1->doDelivery('>'));
print_r($presentDeliverer1->doDelivery('^>v<'));
print_r($presentDeliverer1->doDelivery('^v^v^v^v^v'));
print_r($presentDeliverer2->doDelivery('^v'));
print_r($presentDeliverer2->doDelivery('^>v<'));
print_r($presentDeliverer2->doDelivery('^v^v^v^v^v'));*/
echo sprintf('Part 1 answer: %s', count($presentDeliverer1->doDelivery($input))) . PHP_EOL;
echo sprintf('Part 2 answer: %s', count($presentDeliverer2->doDelivery($input))) . PHP_EOL;
