27 lines
945 B
C#
27 lines
945 B
C#
namespace AdventOfCode.Solutions._2022
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{
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public class Day04Part1 : Answerable
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{
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public override int Year { get; set; } = 2022;
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public override int Day { get; set; } = 4;
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public override int Part { get; set; } = 1;
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public override string GetAnswer(byte[] data)
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{
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return GetAsStringArray(data)
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.Where(line => !string.IsNullOrWhiteSpace(line))
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.Select(line =>
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line.Split(',')
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.Select(s => s.Trim())
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.Select(s => s.Split('-')
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.Select(s => Convert.ToInt32(s))
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.ToArray())
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.OrderBy(s => s[0])
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.OrderByDescending(s => s[1])
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.ToArray())
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.Count(sections => sections[0][0] <= sections[1][0] && sections[0][1] >= sections[1][1])
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.ToString();
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}
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}
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}
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