Christian Kirkegaard kirkegaard

i like π

kirkegaard / aoc_day04.ts

Created December 4, 2024 09:33

advent of code day 4

	const input = await Deno.readTextFile("input.txt");

	const directions = [
	[0, 1],
	[0, -1],
	[1, 0],
	[1, 1],
	[1, -1],
	[-1, 0],
	[-1, -1],

kirkegaard / aoc_day03.ts

Created December 3, 2024 18:14

advent of code day 3

	const input = await Deno.readTextFile("input.txt");

	function matchMuls(str: string): string[] {
	return str.match(/mul$\d+,\d+$/g) \|\| [];
	}

	function calculateMulSum(arr: string[]): number {
	return arr.reduce((acc, str) => {
	const [a, b] = str.slice(4, -1).split(",").map(Number);
	return acc + a * b;

kirkegaard / aoc_day01.ts

Created December 2, 2024 09:28

advent of code day 1

	const input = await Deno.readTextFile("input.txt");
	const data = input.split("\n");

	let left: number[] = [];
	let right: number[] = [];

	for (const pair of data) {
	const [a, b] = pair.split(" ");
	left.push(+a);
	right.push(+b);

kirkegaard / aoc_day02.ts

Created December 2, 2024 09:27

advent of code day 2

	const input = await Deno.readTextFile("input.txt");
	const data = input.split("\n");

	const isSafe = (levels: number[]): boolean => {
	const diffs = levels.slice(1).map((num, idx) => num - levels[idx]);

	// Stupid off by one error >:(
	if (diffs.length === 0) {
	return false;
	}

kirkegaard / parallel-fetch.js

Last active October 23, 2024 22:27

Fetch multiple endpoints in parallel

	const fetcher = async (path, options = {}) => {
	const response = await fetch(path, options);

	if (!response.ok) {
	throw new Error(`HTTP error! status: ${response.status}`);
	}

	const data = await response.json();

	return data;

kirkegaard / JobQueue.js

Created October 9, 2024 15:11

JobQueue using pure async/await

	// A job queue that takes an anonymous functions and executes them in parallel
	let maxConcurrent = 3;
	let queue = [];
	let activeCount = 0;

	// Add task to queue and execute
	async function exec(task) {
	queue.push(task);
	await next();
	}

kirkegaard / JobQueue.js

Last active October 9, 2024 15:12

JobQueue using Promises

	// A job queue that takes an anonymous functions and executes them in parallel
	class JobQueue {
	constructor(maxConcurrent = 3) {
	this.maxConcurrent = maxConcurrent;
	this.queue = [];
	this.activeCount = 0;
	}

	// Add task to queue and
	exec(task) {

kirkegaard / go-rle.go

Last active September 15, 2024 00:52

Go RLE encoder/decoder

	package main

	import (
	"errors"
	"fmt"
	"strconv"
	)

	func rleEncode(input string) (string, error) {
	if len(input) == 0 {

kirkegaard / go-grid.go

Last active September 3, 2024 20:44

one million checkboxes, except its only 625

kirkegaard / scoreboard.html

Last active August 23, 2024 18:39

	<!doctype html>
	<html lang="en">
	<head>
	<meta charset="UTF-8" />
	<meta name="viewport" content="width=device-width, initial-scale=1" />
	<title>all your base is ket to ball</title>
	<style>
	* {
	box-sizing: border-box;
	margin: 0;

	const input = await Deno.readTextFile("input.txt");

	function matchMuls(str: string): string[] {
	return str.match(/mul\(\d+,\d+\)/g) \|\| [];
	}

	function calculateMulSum(arr: string[]): number {
	return arr.reduce((acc, str) => {
	const [a, b] = str.slice(4, -1).split(",").map(Number);
	return acc + a * b;