modamo.xyz
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Solve D03P02
+29
+29
day03/part2.ts
+29
day03/part2.ts
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import { readFileSync } from "fs";
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const banks = readFileSync("./input.txt", "utf8").split(/\n/).filter(Boolean);
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let totalJoltage = 0;
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for (const bank of banks) {
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const numberOfJolts = 12;
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let index = -1;
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const joltage: number[] = new Array(numberOfJolts).fill(-Infinity);
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for (let i = 0; i < joltage.length; i++) {
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let start = index + 1;
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let end = bank.length - (numberOfJolts - i) + 1;
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for (let j = start; j < end; j++) {
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if (Number(bank[j]) > joltage[i]) {
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joltage[i] = Number(bank[j]);
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index = j;
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}
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}
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}
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totalJoltage += Number(joltage.join(""));
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}
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console.log(totalJoltage);