From 013f1f779cb3196955a7c7738c23f157f96f487d Mon Sep 17 00:00:00 2001 From: Jonas Date: Sun, 6 Aug 2023 20:51:56 +0200 Subject: [PATCH] add Day10 --- Day10/Syntax.ts | 128 ++++++++++++++++++++++++++++++++++++++++++++++++ Day10/input.txt | 90 ++++++++++++++++++++++++++++++++++ 2 files changed, 218 insertions(+) create mode 100644 Day10/Syntax.ts create mode 100644 Day10/input.txt diff --git a/Day10/Syntax.ts b/Day10/Syntax.ts new file mode 100644 index 0000000..1d5ce4c --- /dev/null +++ b/Day10/Syntax.ts @@ -0,0 +1,128 @@ +import { readLines } from "https://deno.land/std@0.177.1/io/read_lines.ts"; + +async function Part1() { + const file = await Deno.open("./Day10/input.txt"); + const lines = readLines(file); + + let error = 0; + + for await (const line of lines) { + const brackets = [] + for (const c of line.split("")) { + if (c == "(") { + brackets.push(1); + } + if (c == "[") { + brackets.push(2); + } + if (c == "{") { + brackets.push(3); + } + if (c == "<") { + brackets.push(4); + } + if (c == ")") { + const d = brackets.pop(); + if (d != 1) { + error += 3; + break + } + } + if (c == "]") { + const d = brackets.pop(); + if (d != 2) { + error += 57; + break + } + } + if (c == "}") { + const d = brackets.pop(); + if (d != 3) { + error += 1197; + break + } + } + if (c == ">") { + const d = brackets.pop(); + if (d != 4) { + error += 25137; + break + } + } + } + } + return error +} + +async function Part2() { + const file = await Deno.open("./Day10/input.txt"); + const lines = readLines(file); + + let scores: number[] = [] + + for await (const line of lines) { + let brackets = isCorrupted(line) + if (brackets[brackets.length - 1] == 5) { + continue + } + let score = 0 + while (brackets.length != 0) { + score *= 5; + const b = brackets.pop()! + score += b; + } + scores.push(score) + } + scores.sort((a,b) => a -b) + return scores[(scores.length - 1) / 2] +} + +console.log("Part1: " + await Part1()); +console.log("Part2: " + await Part2()) + +function isCorrupted(line:string) { + const brackets = [] + for (const c of line.split("")) { + if (c == "(") { + brackets.push(1); + } + if (c == "[") { + brackets.push(2); + } + if (c == "{") { + brackets.push(3); + } + if (c == "<") { + brackets.push(4); + } + if (c == ")") { + const d = brackets.pop(); + if (d != 1) { + brackets.push(5) + return brackets + } + } + if (c == "]") { + const d = brackets.pop(); + if (d != 2) { + brackets.push(5) + return brackets + } + } + if (c == "}") { + const d = brackets.pop(); + if (d != 3) { + brackets.push(5) + return brackets + } + } + if (c == ">") { + const d = brackets.pop(); + if (d != 4) { + brackets.push(5) + return brackets + } + } + } + return brackets +} \ No newline at end of file diff --git a/Day10/input.txt b/Day10/input.txt new file mode 100644 index 0000000..88ead12 --- /dev/null +++ b/Day10/input.txt @@ -0,0 +1,90 @@ +(((<(([{{((<[[<><>]<()[]>]{[{}()]<(){}>}>[<([]{})>])(<<(<><>>[<><>]>(<{}()><(){}>)>[(([])<[]()>)])){<((<{}() 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