🎉 Hello world

2019-12-06 14:32:52 +01:00
commit 4cefe61056
7 changed files with 224 additions and 0 deletions
--- a/day_1/part_1.php
+++ b/day_1/part_1.php
@@ -0,0 +1,9 @@
+<?php
+
+$masses = explode(',', file_get_contents('input.txt'));
+
+echo array_sum(
+    array_map(function($mass) {
+        return floor($mass / 3) - 2;
+    }, $masses)
+);