Day 2 part 1 done
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7ca5b3d8fe
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2 changed files with 27 additions and 2 deletions
26
2021/2.ts
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26
2021/2.ts
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@ -0,0 +1,26 @@
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import { collectArray, inputLines, measureDuration } from "./common.ts";
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const input = await collectArray(await inputLines("2"));
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export function part1(input: string[]): number {
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let x = 0;
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let y = 0;
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for (const line of input) {
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console.log(line);
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if (line.startsWith("forward ")) {
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x += parseInt(line.substr(8));
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} else if (line.startsWith("up ")) {
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y -= parseInt(line.substr(3));
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} else if (line.startsWith("down ")) {
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y += parseInt(line.substr(5));
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}
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}
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return x * y;
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}
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await measureDuration(() => console.log("Part 1", part1(input)));
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export function part2(input: string[]): number {
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return 0;
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}
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await measureDuration(() => console.log("Part 2", part2(input)));
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@ -5,7 +5,6 @@ export const XDG_CACHE_HOME = Deno.env.get("XDG_CACHE_HOME") ||
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path.join(HOME, ".config");
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const INPUT_CACHE_DIR = path.join(XDG_CACHE_HOME, "aoc2021");
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console.log(INPUT_CACHE_DIR);
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async function fileExists(filePath: string) {
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try {
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@ -96,7 +95,7 @@ export async function preloadedAsyncIterator<T>(
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return asyncIterator(arr);
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}
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export async function measureDuration(cb: () => Promise<void>) {
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export async function measureDuration(cb: () => Promise<void> | void) {
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const p1t = window.performance.now();
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await cb();
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const p1t2 = window.performance.now();
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