public function __invoke()
{
$parser = new InstructionsParser();
$parsed = $parser->parse($this->loadInput("Day19/Puzzle1"));
$runner = new ReplacementRunner($parsed['replacements']);
$possibles = $runner->possibleReplacements($parsed['molecule']);
$this->write("Number of possibles: " . count($possibles));
}
public function __invoke()
{
$parser = new InstructionsParser();
$parsed = $parser->parse($this->loadInput("Day19/Puzzle1"));
$runner = new ReplacementRunner($parsed['replacements']);
$steps = $runner->minimumNumberStepsForBuildingMolecule($parsed['molecule']);
$this->write("Steps: " . $steps);
}