35 lines
1.0 KiB
C#
35 lines
1.0 KiB
C#
<Query Kind="Statements" />
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var coords = File
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.ReadAllLines(Path.Combine(Path.GetDirectoryName(Util.CurrentQueryPath), @"06_input.txt"))
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.Where(p => !string.IsNullOrWhiteSpace(p))
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.Select(l => (int.Parse(l.Split(',')[0].Trim()), int.Parse(l.Split(',')[1].Trim())) )
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.ToList();
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int[][] d = new int[2][];
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for (int i = 0; i < 2; i++)
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{
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var minX = coords.Min(p => p.Item1)-i;
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var maxX = coords.Max(p => p.Item1)+i;
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var minY = coords.Min(p => p.Item2)-i;
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var maxY = coords.Max(p => p.Item2)+i;
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int[,] map = new int[1+maxX-minX, 1+maxY-minY];
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d[i] = new int[coords.Count];
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for (int x = minX; x <= maxX; x++)
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for (int y = minX; y <= maxY; y++)
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{
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var s = coords.Select((c, idx) => new { I = idx, D = Math.Abs(c.Item1 - x) + Math.Abs(c.Item2 - y), V = c }).OrderBy(c => c.D).ToList();
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if (s[0].D == s[1].D) { map[x-minX, y-minY]=-1; continue; }
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d[i][s[0].I]++;
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map[x-minX, y-minY]=s[0].I;
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}
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//map.Dump();
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}
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//d[0].Zip(d[1], (a, b) => (a, b)).Dump();
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d[0].Zip(d[1], (a, b) => (a, b)).Where(p => p.a == p.b).Max().a.Dump(); |