29 lines
721 B
C#
29 lines
721 B
C#
namespace AdventOfCode.Year2022;
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public class Day6
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{
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private static readonly string Input = File.ReadAllText("inputs/day6.txt");
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public Day6()
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{
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Console.WriteLine($@"
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Day6 Solution
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Part1 Result: {GetValidMarkerIndex(4)}
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Part2 Result: {GetValidMarkerIndex(14)}
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=============================");
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}
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private static int? GetValidMarkerIndex(int size)
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{
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for (var i = 0; i < Input.Length - size; i++)
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if (ValidateMarker(Input.Substring(i, size)))
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return i + size;
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return null;
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}
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private static bool ValidateMarker(string marker)
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{
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return !marker.Where((c1, i) => marker.Where((c2, j) => c1 == c2 && i != j).Any()).Any();
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}
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} |