14 lines
558 B
C#
14 lines
558 B
C#
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var lines = File.ReadAllLines("input.txt");
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var parts = lines.Select(line => (line.Split(" ")[0], line.Split(" ")[1])).ToList();
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var list1 = parts.Select(part => int.Parse(part.Item1)).Order().ToList();
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var list2 = parts.Select(part => int.Parse(part.Item2)).Order().ToList();
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int distance = 0, similarityScore = 0;
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for (var i = 0; i < list1.Count; i++)
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{
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distance += Math.Abs(list1[i] - list2[i]);
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similarityScore += list1[i] * list2.Count(item => item == list1[i]);
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}
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Console.WriteLine($"Part 1 : {distance}\nPart 2 : {similarityScore}");
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