43 lines
1.1 KiB
TypeScript
43 lines
1.1 KiB
TypeScript
const sample = await Deno.readTextFile("sample.txt");
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const input = await Deno.readTextFile("input.txt");
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const solvePart1 = (data: string): number =>
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data
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.split("\n")
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.filter(Boolean)
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.map((line) =>
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line
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.split(",")
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.map((section) =>
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section.split("-").map((value) => parseInt(value, 10))
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)
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)
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.filter(
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([section1, section2]) =>
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(section1[0] <= section2[0] && section1[1] >= section2[1]) ||
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(section2[0] <= section1[0] && section2[1] >= section1[1])
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).length;
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console.log("Sample:", solvePart1(sample));
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console.log("Input", solvePart1(input));
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const solvePart2 = (data: string): number =>
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data
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.split("\n")
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.filter(Boolean)
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.map((line) =>
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line
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.split(",")
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.map((section) =>
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section.split("-").map((value) => parseInt(value, 10))
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)
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)
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.filter(
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([section1, section2]) =>
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(section1[0] <= section2[1] && section1[1] >= section2[0]) ||
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(section2[0] <= section1[1] && section2[1] >= section1[0])
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).length;
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console.log("Sample:", solvePart2(sample));
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console.log("Input", solvePart2(input));
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