namespace AdventOfCodeLibrary._2022 { using AdventOfCodeLibrary.Shared; public class Day04Part1 : IAnswerable { public int Year { get; set; } = 2022; public int Day { get; set; } = 4; public int Part { get; set; } = 1; public string GetAwner(byte[] data) { return ByteHelper.GetAsStringArray(data) .Where(line => !string.IsNullOrWhiteSpace(line)) .Select(line => line.Split(',') .Select(s => s.Trim()) .Select(s => s.Split('-') .Select(s => Convert.ToInt32(s)) .ToArray()) .OrderBy(s => s[0]) .OrderByDescending(s => s[1]) .ToArray()) .Count(sections => sections[0][0] <= sections[1][0] && sections[0][1] >= sections[1][1]) .ToString(); } } }