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Nathan van Ofwegen
2021-12-03 21:05:54 +01:00
parent 066cf2a37a
commit f188bd0ae7
7 changed files with 1147 additions and 5 deletions
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104
package-lock.json generated
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@@ -4,6 +4,9 @@
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@@ -94,6 +97,14 @@
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@@ -103,12 +114,61 @@
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"url": "https://github.com/sponsors/jimmywarting"
},
{
"type": "paypal",
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"dependencies": {
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"fetch-blob": "^3.1.2",
"formdata-polyfill": "^4.0.10"
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"engines": {
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"funding": {
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"url": "https://opencollective.com/node-fetch"
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"node_modules/ts-node": {
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@@ -163,6 +223,14 @@
"node": ">=4.2.0"
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"node_modules/web-streams-polyfill": {
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@@ -243,18 +311,49 @@
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"dev": true
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"requires": {
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"make-error": {
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"dev": true
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"node-fetch": {
"version": "3.1.0",
"resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-3.1.0.tgz",
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"fetch-blob": "^3.1.2",
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@@ -281,6 +380,11 @@
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3
package.json
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@@ -3,5 +3,8 @@
"@types/node": "^16.11.11",
"ts-node": "^10.4.0",
"typescript": "^4.5.2"
},
"dependencies": {
"node-fetch": "^3.1.0"
}
}

12
src/day3/example.txt Normal file
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@@ -0,0 +1,12 @@
00100
11110
10110
10111
10101
01111
00111
11100
10000
11001
00010
01010

23
src/day3/index.ts Normal file
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@@ -0,0 +1,23 @@
import path from 'path';
import { readFile } from "../utils";
let input = readFile(path.resolve(__dirname, 'input.txt'));
const size = input[0].length;
let bucket = Array(size).fill(0).map(x => Object.assign({}, [0, 0]));
input
.map((x: string) => {
x.split('')
.map((c, idx: number) => {
if (c === '0') bucket[idx][0]++; else bucket[idx][1]++
})
})
let gamma = parseInt(bucket.map(x => x[0] < x[1] ? "0" : "1").join(""), 2)
let eps = parseInt(bucket.map(x => x[0] < x[1] ? "1" : "0").join(""), 2)
const power = gamma * eps;
console.log("Part 1: ", power);

1000
src/day3/input.txt Normal file
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8
src/utils/index.ts
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@@ -1,5 +1,5 @@
import * as fs from 'fs'
export const readFile = (file: string): any => {
return fs.readFileSync(file, {encoding: "utf-8"}).split("\r\n");
import * as fs from 'fs'
export const readFile = (file: string): any => {
return fs.readFileSync(file, {encoding: "utf-8"}).split("\r\n");
}

2
tsconfig.json
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@@ -75,7 +75,7 @@
/* Type Checking */
"strict": true, /* Enable all strict type-checking options. */
// "noImplicitAny": true, /* Enable error reporting for expressions and declarations with an implied `any` type.. */
"noImplicitAny": false, /* Enable error reporting for expressions and declarations with an implied `any` type.. */
// "strictNullChecks": true, /* When type checking, take into account `null` and `undefined`. */
// "strictFunctionTypes": true, /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
// "strictBindCallApply": true, /* Check that the arguments for `bind`, `call`, and `apply` methods match the original function. */