31 lines
761 B
TypeScript
31 lines
761 B
TypeScript
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export const main = async (lines: string[]): Promise<number | string> => {
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return lines
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.map((x) => Number(x))
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.map((_num, i, arr) => {
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if (i > arr.length - 3) return -1;
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return arr.slice(i, i + 3).reduce((acc, x) => acc + x, 0);
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})
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.map((num, i, arr) => {
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return i > 0 && arr[i - 1] < num;
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})
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.filter((x) => x).length;
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};
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//
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const isrun = process.argv.length > 1 && process.argv[1] === import.meta.path;
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if (isrun) {
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const file = Bun.file("./problem.txt");
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const text = await file.text();
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const lines = text.split("\n");
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console.log("=== COMPUTATION ===\n");
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const answer = await main(lines);
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console.log("\n=== /COMPUTATION ===\n");
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console.log("=== ANSWER TO P2 ===");
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console.log(answer);
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}
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