diff --git a/day05/index.js b/day05/index.js new file mode 100644 index 0000000..692c2c2 --- /dev/null +++ b/day05/index.js @@ -0,0 +1,40 @@ +import { readFileSync } from "fs"; + +const input = readFileSync("stacks.txt", "utf-8"); + +const stacks = []; +for(let i = 0; i < 9; i++) stacks[i] = []; + +const offset = 4; + +let isStackInsertingDone = false, tmp; + +input.split('\n').forEach(line => { + if(line === '') { + isStackInsertingDone = true; + + for(let i = 0; i < 9; i++) { + stacks[i].pop(); + tmp = ""; + while(stacks[i].length > 0) tmp += stacks[i].pop(); + for(let j = 0; j < tmp.length; j++) stacks[i].push(tmp.charAt(j)); + } + } else if(!isStackInsertingDone) { + for(let i = 0; i < 9; i++) { + const char = line.charAt(1 + (i * offset)); + if(char !== ' ') stacks[i].push(char); + } + } else { + const splitLine = line.split(' '); + + const howMany = parseInt(splitLine[1]), from = parseInt(splitLine[3]) - 1, to = parseInt(splitLine[5]) - 1; + + for(let i = 0; i < howMany; i++) { + stacks[to].push(stacks[from].pop()); + } + } +}); + +let out = ""; +for(let i = 0; i < 9; i++) out += stacks[i].pop(); +console.log(out); \ No newline at end of file diff --git a/day05/stacks.txt b/day05/stacks.txt new file mode 100644 index 0000000..5862b1c --- /dev/null +++ b/day05/stacks.txt @@ -0,0 +1,512 @@ +[T] [Q] [S] +[R] [M] [L] [V] [G] +[D] [V] [V] [Q] [N] [C] +[H] [T] [S] [C] [V] [D] [Z] +[Q] [J] [D] [M] [Z] [C] [M] [F] +[N] [B] [H] [N] [B] [W] [N] [J] [M] +[P] [G] [R] [Z] [Z] [C] [Z] [G] [P] +[B] [W] [N] [P] [D] [V] [G] [L] [T] + 1 2 3 4 5 6 7 8 9 + +move 5 from 4 to 9 +move 3 from 5 to 1 +move 12 from 9 to 6 +move 1 from 6 to 9 +move 3 from 2 to 8 +move 6 from 3 to 9 +move 2 from 2 to 9 +move 2 from 3 to 5 +move 9 from 8 to 1 +move 1 from 6 to 9 +move 1 from 8 to 3 +move 14 from 1 to 2 +move 8 from 2 to 6 +move 2 from 2 to 7 +move 2 from 5 to 8 +move 5 from 2 to 6 +move 9 from 7 to 8 +move 1 from 9 to 8 +move 5 from 6 to 9 +move 1 from 3 to 8 +move 1 from 7 to 5 +move 1 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