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it's not crashing now at least
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2023/day05/part2.ts
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2023/day05/part2.ts
···
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.split(" ")
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.map((x) => parseInt(x));
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const seeds = [];
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for (let i = 0; i < seedRanges.length; i += 2) {
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const from = seedRanges[i];
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const to = from + seedRanges[i + 1];
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for (let j = 0; j < to - from; j++) {
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seeds.push(seedRanges[i] + j);
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}
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}
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const mapRanges: MapRanges[] = mapLines
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.join("\n")
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.split("\n\n")
···
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return { from, to, ranges };
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});
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// start at `from: seed` to `to: location`
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const locationNumbers = seeds.map((s) => getLocationNumber(s, mapRanges));
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let minLocNum = Infinity;
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for (let i = 0; i < seedRanges.length; i += 2) {
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const from = seedRanges[i];
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const to = from + seedRanges[i + 1];
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for (let j = 0; j < to - from; j++) {
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const seed = seedRanges[i] + j;
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const locNum = getLocationNumber(seed, mapRanges);
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if (locNum < minLocNum) minLocNum = locNum;
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}
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}
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return Math.min(...locationNumbers);
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return minLocNum;
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}
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function getLocationNumber(seed: number, mapRanges: MapRanges[]): number {