blog/assets/js/377f3aa1.965374c1.js

"use strict";(self.webpackChunkfi=self.webpackChunkfi||[]).push([[1011],{7582:(e,n,t)=>{t.r(n),t.d(n,{assets:()=>d,contentTitle:()=>o,default:()=>h,frontMatter:()=>r,metadata:()=>a,toc:()=>l});var i=t(5893),s=t(1151);const r={title:"2nd week of Advent of Code '22 in Rust",description:"Surviving second week in Rust.",date:"2022-12-25T23:15",slug:"aoc-2022/2nd-week",authors:"mf",tags:["advent-of-code","advent-of-code-2022","rust"],hide_table_of_contents:!1},o=void 0,a={permalink:"/blog/aoc-2022/2nd-week",editUrl:"https://github.com/mfocko/blog/tree/main/blog/aoc-2022/02-week-2.md",source:"@site/blog/aoc-2022/02-week-2.md",title:"2nd week of Advent of Code '22 in Rust",description:"Surviving second week in Rust.",date:"2022-12-25T23:15:00.000Z",formattedDate:"December 25, 2022",tags:[{label:"advent-of-code",permalink:"/blog/tags/advent-of-code"},{label:"advent-of-code-2022",permalink:"/blog/tags/advent-of-code-2022"},{label:"rust",permalink:"/blog/tags/rust"}],readingTime:20.875,hasTruncateMarker:!0,authors:[{name:"Matej Focko",email:"me+blog@mfocko.xyz",title:"a.k.a. @mf",url:"https://gitlab.com/mfocko",imageURL:"https://github.com/mfocko.png",key:"mf"}],frontMatter:{title:"2nd week of Advent of Code '22 in Rust",description:"Surviving second week in Rust.",date:"2022-12-25T23:15",slug:"aoc-2022/2nd-week",authors:"mf",tags:["advent-of-code","advent-of-code-2022","rust"],hide_table_of_contents:!1},unlisted:!1,prevItem:{title:"Sort the matrix diagonally",permalink:"/blog/leetcode/sort-diagonally"},nextItem:{title:"1st week of Advent of Code '22 in Rust",permalink:"/blog/aoc-2022/1st-week"}},d={authorsImageUrls:[void 0]},l=[{value:"Day 8: Treetop Tree House",id:"day-8-treetop-tree-house",level:2},{value:"Swapping indices",id:"swapping-indices",level:4},{value:"Indexing <code>Vec</code>",id:"indexing-vec",level:4},{value:"Issues",id:"issues",level:5},{value:"Checking bounds",id:"checking-bounds",level:4},{value:"Solution",id:"solution",level:3},{value:"Day 9: Rope Bridge",id:"day-9-rope-bridge",level:2},{value:"Solution",id:"solution-1",level:3},{value:"Day 10: Cathode-Ray Tube",id:"day-10-cathode-ray-tube",level:2},{value:"What does that mean though?",id:"what-does-that-mean-though",level:6},{value:"Solution",id:"solution-2",level:3},{value:"Day 11: Monkey in the Middle",id:"day-11-monkey-in-the-middle",level:2},{value:"Solution",id:"solution-3",level:3},{value:"Day 12: Hill Climbing Algorithm",id:"day-12-hill-climbing-algorithm",level:2},{value:"Solution",id:"solution-4",level:3},{value:"Day 13: Distress Signal",id:"day-13-distress-signal",level:2},{value:"Solution",id:"solution-5",level:3},{value:"Day 14: Regolith Reservoir",id:"day-14-regolith-reservoir",level:2},{value:"Solution",id:"solution-6",level:3},{value:"Post Mortem",id:"post-mortem",level:2},{value:"Indexing",id:"indexing",level:3},{value:"Cause of the problem",id:"cause-of-the-problem",level:4}];function c(e){const n={a:"a",admonition:"admonition",annotation:"annotation",blockquote:"blockquote",code:"code",em:"em",h2:"h2",h3:"h3",h4:"h4",h5:"h5",h6:"h6",li:"li",math:"math",mdxAdmonitionTitle:"mdxAdmonitionTitle",mi:"mi",mn:"mn",mo:"mo",mrow:"mrow",p:"p",pre:"pre",semantics:"semantics",span:"span",strong:"strong",ul:"ul",...(0,s.a)(),...e.components};return(0,i.jsxs)(i.Fragment,{children:[(0,i.jsxs)(n.p,{children:["Let's go through the second week of ",(0,i.jsx)(n.a,{href:"https://adventofcode.com",children:(0,i.jsx)(n.em,{children:"Advent of Code"})})," in Rust."]}),"\n",(0,i.jsx)(n.h2,{id:"day-8-treetop-tree-house",children:(0,i.jsx)(n.a,{href:"https://adventofcode.com/2022/day/8",children:"Day 8: Treetop Tree House"})}),"\n",(0,i.jsx)(n.admonition,{title:"tl;dr",type:"info",children:(0,i.jsx)(n.p,{children:"We get a forest and we want to know how many trees are visible from the outside.\nApart from that we want to find the best view."})}),"\n",(0,i.jsxs)(n.p,{children:["Nothing interesting. We are moving around 2D map though. And indexing can get a\nbit painful when doing so, let's refactor it a bit ;) During the preparation for\nthe AoC, I have written ",(0,