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Add 2020 day 6

master
Alice Gaudon 8 months ago
parent
commit
2309c0f348
  1. 34
      2020/day6/day6.js

34
2020/day6/day6.js

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#!/bin/node
const fs = require('fs');
fs.readFile('input.txt', (err, data) => {
const groups = data.toString()
.split('\n\n')
.map(group => group.split('\n')
.filter(person => person.length > 0));
let q1 = 0;
let q2 = 0;
for (const group of groups) {
let q1Questions = [];
let q2Questions = [];
for (const person of group) {
for (const question of person) {
if (q1Questions.indexOf(question) < 0) {
q1Questions.push(question);
if (group.every(person => person.indexOf(question) >= 0)) {
q2Questions.push(question);
}
}
}
}
q1 += q1Questions.length;
q2 += q2Questions.length;
}
console.log(q1, q2);
});
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