24 lines
556 B
TypeScript
24 lines
556 B
TypeScript
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let txt = await Deno.readTextFile("input.txt");
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txt = txt.trim();
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const lst = txt.split("\r\n").map((x) =>
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x.split(" ")
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.filter((x) => x.length > 0))
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.map(x => {
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console.log(x);
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return x;
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})
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.map((x) => [parseInt(x[0]), parseInt(x[1])]);
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const left = lst.map((x) => x[0]);
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const right = lst.map((x) => x[1]);
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// Part 1
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const sl = left.toSorted();
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const sr = right.toSorted();
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console.log(sr.filter(x => isNaN(x)));
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const sum = sl.map((x, i) => Math.abs(x - sr[i])).reduce((a, b) => a + b, 0);
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console.log(sum);
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