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Tristan
2022-11-29 19:52:02 +01:00
parent f35c24d35d
commit b07b0b2ae8
22 changed files with 869 additions and 1105 deletions
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30
src/Y21/Day4.php
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@ -4,12 +4,14 @@ namespace trizz\AdventOfCode\Y21;
use trizz\AdventOfCode\Solution;
class Day4 extends Solution
final class Day4 extends Solution
{
public static int|string|null $part1ExampleResult = 4512;
public static int|string|null $part1Result = 60368;
public static int|string|null $part2ExampleResult = 1924;
public static int|string|null $part2Result = 17435;
/**
@ -30,15 +32,13 @@ class Day4 extends Solution
/**
* @param int[] $winningCard
* @param int $number
* @psalm-param array<int, array<array-key, bool|int>|string> $winningCard
*
* @return int
* @psalm-param array<int, array<array-key, bool|int>|string> $winningCard
*/
protected function calculateScore(array $winningCard, int $number): int
private function calculateScore(array $winningCard, int $number): int
{
$return = [];
array_walk_recursive($winningCard, static function (bool $value, int $key) use (&$return) {
array_walk_recursive($winningCard, static function (bool $value, int $key) use (&$return): void {
$return[$key] = $value;
});
$unusedNumbers = array_keys(array_filter($return, static fn (bool $value) => !$value));
@ -47,14 +47,13 @@ class Day4 extends Solution
}
/**
* @param string $numberList
* @param string $separator
* @param non-empty-string $separator
*
* @return int[]
*
* @psalm-return array<int, int>
*/
protected function explodeNumbers(string $numberList, string $separator): array
private function explodeNumbers(string $numberList, string $separator): array
{
return array_map(
static fn ($value) => (int) $value,
@ -67,13 +66,10 @@ class Day4 extends Solution
/**
* @param string[] $data
* @param bool $firstWins
*
* @return int|string
*/
protected function playBingo(array $data, bool $firstWins = true): int|string
private function playBingo(array $data, bool $firstWins = true): int|string
{
$numbers = $this->explodeNumbers(array_shift($data), ',');
$numbers = $this->explodeNumbers(array_shift($data) ?? '', ',');
$cards = $this->setupCards($data);
$finishedCards = [];
@ -129,7 +125,7 @@ class Day4 extends Solution
*
* @psalm-return array<int, array<int, array<false|int>|string>>
*/
protected function setupCards(array $data): array
private function setupCards(array $data): array
{
$cards = array_chunk($data, 5);
foreach ($cards as $card => $rows) {
@ -148,7 +144,7 @@ class Day4 extends Solution
*
* @psalm-return list<int>
*/
protected function checkCards(array $cards, array $finishedCards): array
private function checkCards(array $cards, array $finishedCards): array
{
$winningCards = [];
// Check rows
@ -191,7 +187,7 @@ class Day4 extends Solution
return $winningCards;
}
protected function arrayHasSingleValue(array $array, bool $value): bool
private function arrayHasSingleValue(array $array, bool $value): bool
{
return count(array_unique($array)) === 1 && end($array) === $value;
}