From 230a46e148029b2014201616c06023b63043961d Mon Sep 17 00:00:00 2001
From: Piotr Russ <mail@pruss.it>
Date: Tue, 15 Dec 2020 20:58:10 +0100
Subject: day1

---
 day1/day1-1.js | 4 ++++
 1 file changed, 4 insertions(+)
 create mode 100644 day1/day1-1.js

(limited to 'day1/day1-1.js')

diff --git a/day1/day1-1.js b/day1/day1-1.js
new file mode 100644
index 0000000..8334d9d
--- /dev/null
+++ b/day1/day1-1.js
@@ -0,0 +1,4 @@
+const data = require('./data')
+const numbers = data.split(/\n/).filter(d => d).map(d => parseInt(d))
+const number = numbers.find(n => numbers.some(num => n + num === 2020))
+console.log('Answer: ', number * (2020 - number))
-- 
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