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@@ -0,0 +1,86 @@
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+using System;
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+using System.IO;
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+using System.Linq;
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+
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+namespace D08._1
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+{
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+ class Program
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+ {
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+ static readonly int W = 50, H = 6;
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+ static bool[,] LCD = new bool[H, W];
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+
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+ static void DrawRect(int w, int h)
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+ {
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+ for (var i = 0; i < h; i++)
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+ for (var j = 0; j < w; j++)
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+ LCD[i, j] = true;
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+ }
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+
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+ static void RotateRow(int r, int d)
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+ {
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+ var row = new bool[W];
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+ for (var i = d; i < W + d; i++) row[i % W] = LCD[r, i - d];
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+ for (var i = 0; i < W; i++) LCD[r, i] = row[i];
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+ }
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+
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+ static void RotateColumn(int c, int d)
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+ {
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+ var col = new bool[H];
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+ for (var i = d; i < H + d; i++) col[i % H] = LCD[i - d, c];
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+ for (var i = 0; i < H; i++) LCD[i, c] = col[i];
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+ }
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+
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+ static void Main(string[] args)
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+ {
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+ if (args.Length < 1) throw new ArgumentException();
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+ if (File.Exists(args[0]) == false) throw new FileNotFoundException();
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+
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+ using (var file = File.OpenText(args[0]))
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+ {
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+ while (true)
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+ {
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+ var line = file.ReadLine();
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+ if (line == null) break;
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+
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+ if (line.StartsWith("rect "))
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+ {
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+ var lr = line.Split(" ")[1].Split("x");
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+ DrawRect(int.Parse(lr[0]), int.Parse(lr[1]));
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+ }
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+
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+ if (line.StartsWith("rotate "))
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+ {
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+ var words = line.Split(" ");
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+ var type = words[1];
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+ var rc = words[2].Split("=")[1];
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+ var d = words[4];
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+
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+ if (type == "row") RotateRow(int.Parse(rc), int.Parse(d));
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+ if (type == "column") RotateColumn(int.Parse(rc), int.Parse(d));
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+ }
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+ }
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+ }
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+
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+ int answer = Print();
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+
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+ Console.WriteLine($"The answer is : {answer}");
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+ }
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+
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+ private static int Print()
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+ {
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+ int answer = 0;
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+ for (var i = 0; i < H; i++)
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+ {
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+ for (var j = 0; j < W; j++)
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+ {
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+ if (LCD[i, j]) answer++;
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+ Console.Write(LCD[i, j] ? '#' : '.');
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+ }
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+ Console.WriteLine();
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+ }
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+ Console.WriteLine();
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+
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+ return answer;
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+ }
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+ }
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+}
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bastien.monsarrat