krzysiej/advent_of_code_2021
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5th day 2nd part

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kplaczek
2021-12-05 10:49:48 +01:00
parent 613487e420
commit 97e3d4b24b
2 changed files with 37 additions and 2 deletions
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05/part1.php
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@@ -6,14 +6,14 @@ $input = array_map(fn($line) => explode(',', str_replace(' -> ', ',', $line)), $
$map = array_fill(0, 1000, array_fill(0, 1000, 0));
foreach ($input as $coordinates) {
if ($coordinates[0] == $coordinates[2]) {
if ($coordinates[0] === $coordinates[2]) {
$start = min([$coordinates[1], $coordinates[3]]);
$end = max([$coordinates[1], $coordinates[3]]);
for ($i = $start; $i <= $end; $i++) {
$map[$coordinates[0]][$i]++;
}
}
if ($coordinates[1] == $coordinates[3]) {
if ($coordinates[1] === $coordinates[3]) {
$start = min([$coordinates[0], $coordinates[2]]);
$end = max([$coordinates[0], $coordinates[2]]);
for ($i = $start; $i <= $end; $i++) {