56 lines
1.1 KiB
PHP
56 lines
1.1 KiB
PHP
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<?php
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namespace trizz\AdventOfCode\Y22;
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use trizz\AdventOfCode\Solution;
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final class Day1 extends Solution
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{
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public static int|string|null $part1ExampleResult = 24000;
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public static int|string|null $part1Result = 72240;
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public static int|string|null $part2ExampleResult = 45000;
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public static int|string|null $part2Result = 210957;
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public bool $filterDataOnLoad = false;
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public function part1(array $data): int
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{
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return $this->calculateCalories($data)[0];
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}
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public function part2(array $data): int
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{
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$results = $this->calculateCalories($data);
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return $results[0] + $results[1] + $results[2];
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}
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/**
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* @param string[] $data
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*
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* @return int[]
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*/
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private function calculateCalories(array $data): array
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{
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$results = [];
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$tmpResult = 0;
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foreach ($data as $value) {
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if ($value !== '') {
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$tmpResult += (int) $value;
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continue;
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}
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$results[] = $tmpResult;
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$tmpResult = 0;
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}
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rsort($results);
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return $results;
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}
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}
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