29 lines
992 B
C#
29 lines
992 B
C#
// #define Day2
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#if Day2
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Position PartOne(Position p, Operation op) => op.op switch {
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"down" => new Position(p.f, p.d + op.x, p.aim),
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"up" => new Position(p.f, p.d - op.x, p.aim),
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_ => new Position(p.f + op.x, p.d, p.aim)
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};
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Position PartTwo(Position p, Operation op) => op.op switch {
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"down" => new Position(p.f, p.d , p.aim+ op.x),
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"up" => new Position(p.f, p.d, p.aim - op.x),
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_ => new Position(p.f + op.x, p.d + (p.aim * op.x), p.aim)
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};
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var linesSplit = File.ReadAllLines("day2/input")
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.Select(l => l.Split(" "))
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.Select(lineParts => new Operation(lineParts[0], long.Parse(lineParts[1])))
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.ToList();
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var partOneResult = linesSplit.Aggregate(new Position(0, 0, 0), PartOne);
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Console.WriteLine(partOneResult.f * partOneResult.d);
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var partTwoResult = linesSplit.Aggregate(new Position(0, 0, 0), PartTwo);
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Console.WriteLine(partTwoResult.f * partTwoResult.d);
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record Operation(String op, long x);
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record Position(long f, long d, long aim);
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#endif |