Files
advent-of-code/2020/01/part1.js
Nick Thomas f1be11fca8 Add '2020/' from commit 'aaabfa90c9033044d0a9d5fe6776b718711ef46c'
git-subtree-dir: 2020
git-subtree-mainline: ab8f135946
git-subtree-split: aaabfa90c9
2022-01-09 17:06:15 +00:00

25 lines
486 B
JavaScript

const fs = require('fs')
const readline = require('readline');
const readInterface = readline.createInterface({
input: fs.createReadStream('input'),
console: false
});
let numbers = [];
readInterface.on('line', function(line) {
numbers.push(Number(line));
});
readInterface.on('close', function(line) {
numbers.forEach(function(a) {
numbers.forEach(function(b) {
if (a + b == 2020) {
console.log(a*b);
process.exit();
}
});
});
});