Day 10

AdventOfCode/AdventOfCode.csproj

@@ -22,6 +22,10 @@
 
 
   <ItemGroup>
+    <None Remove="Problems\AOC2022\Day10\input.txt" />
+    <None Remove="Problems\AOC2022\Day10\sara.txt" />
+    <None Remove="Problems\AOC2022\Day10\simple.txt" />
+    <None Remove="Problems\AOC2022\Day10\test.txt" />
     <None Remove="Problems\AOC2022\Day3\input.txt" />
     <None Remove="Problems\AOC2022\Day3\test.txt" />
     <None Remove="Problems\AOC2022\Day4\input.txt" />
@@ -32,6 +36,9 @@
     <None Remove="Problems\AOC2022\Day6\test.txt" />
     <None Remove="Problems\AOC2022\Day8\input.txt" />
     <None Remove="Problems\AOC2022\Day8\test.txt" />
+    <None Remove="Problems\AOC2022\Day9\input.txt" />
+    <None Remove="Problems\AOC2022\Day9\test.txt" />
+    <None Remove="Problems\AOC2022\Day9\test2.txt" />
   </ItemGroup>
 
 

AdventOfCode/Problems/AOC2022/Day10/CathodeCPU.cs

@@ -0,0 +1,74 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AdventOfCode.Problems.AOC2022.Day10;
+internal class CathodeCPU
+{
+	public enum Instruction
+	{
+		NoOp,
+		AddX
+	}
+
+	public int X { get; private set; } = 1;
+	private int _cycleNumber = 1;
+	private int _programCounter;
+	private int _pending = -1;
+
+	public int[] ExecuteCode((Instruction ins, int value)[] code, int[] outputCycles, Func<int, int, int>? processor = null)
+	{
+		var result = new int[outputCycles.Length];
+
+		var ridx = 0;
+
+		if (processor == null)
+			processor = (c, x) => c * x;
+
+		ExecuteCode(code, (c, x) =>
+		{
+			if (ridx < outputCycles.Length && c == outputCycles[ridx])
+			{
+				result[ridx] = processor(c, x);
+				ridx++;
+			}
+		});
+
+		return result;
+	}
+	public void ExecuteCode((Instruction ins, int value)[] code, Action<int, int> processor)
+	{
+
+		while (_programCounter < code.Length)
+		{
+			var (ins, value) = code[_programCounter];
+
+			processor(_cycleNumber, X);
+
+			switch ((ins, _pending))
+			{
+				case { ins: Instruction.NoOp }:
+					_programCounter++;
+					break;
+				case { ins: Instruction.AddX, _pending : -1 }:
+					_pending = 1;
+					break;
+				case { ins: Instruction.AddX, _pending: 0 }:
+					X += value;
+					_programCounter++;
+					break;
+			}
+
+			
+
+			if(_pending >= 0)
+				_pending--;
+			_cycleNumber++;	
+		}
+
+	}
+
+
+}

AdventOfCode/Problems/AOC2022/Day10/CathodeRayTube.cs

@@ -0,0 +1,56 @@
+using AdventOfCode.Runner.Attributes;
+
+namespace AdventOfCode.Problems.AOC2022.Day10;
+
+[ProblemInfo(2022, 10, "Cathode-Ray Tube")]
+internal class CathodeRayTube : Problem<int, string>
+{
+	private (CathodeCPU.Instruction ins, int value)[] _code = Array.Empty<(CathodeCPU.Instruction ins, int value)>();
+
+	public override void CalculatePart1()
+	{
+		var cpu = new CathodeCPU();
+		var result = cpu.ExecuteCode(_code, new[] { 20, 60, 100, 140, 180, 220 });
+		Part1 = result.Sum();
+	}
+
+	public override void CalculatePart2()
+	{
+		var output = Enumerable.Repeat(' ', 6 * 40).ToArray();
+
+		var cpu = new CathodeCPU();
+		cpu.ExecuteCode(_code, (cycle, signal) =>
+		{
+			cycle -= 1;
+			if (cycle > output.Length)
+				return;
+
+
+			var pos = signal % 40;
+			var head = (cycle % 40);
+			var sprite = Math.Abs(pos - head);
+			if(sprite <= 1)
+				output[cycle] = '█';
+		});
+
+		var lines = output.Chunk(40).Select(r => new string(r));
+		Part2 = $"\n{string.Join("\n", lines)}";
+	}
+
+	public override void LoadInput()
+	{
+		var lines = ReadInputLines("input.txt");
+		_code = new (CathodeCPU.Instruction ins, int value)[lines.Length];
+		for (int i = 0; i < lines.Length; i++)
+		{
+			var ln = lines[i];
+			if (ln == "noop")
+				_code[i] = (CathodeCPU.Instruction.NoOp, 0);
+			else
+			{
+				var instruction = ln.Split(' ');
+				_code[i] = (Enum.Parse<CathodeCPU.Instruction>(instruction[0], true), int.Parse(instruction[1]));
+			}
+		}
+	}
+}

AdventOfCode/Problems/AOC2022/Day10/input.txt

@@ -0,0 +1,144 @@
+addx 1
+noop
+addx 29
+addx -24
+addx 4
+addx 3
+addx -2
+addx 3
+addx 1
+addx 5
+addx 3
+addx -2
+addx 2
+noop
+noop
+addx 7
+noop
+noop
+noop
+addx 5
+addx 1
+noop
+addx -38
+addx 21
+addx 8
+noop
+addx -19
+addx -2
+addx 2
+addx 5
+addx 2
+addx -12
+addx 13
+addx 2
+addx 5
+addx 2
+addx -18
+addx 23
+noop
+addx -15
+addx 16
+addx 7
+noop
+noop
+addx -38
+noop
+noop
+noop
+noop
+noop
+noop
+addx 8
+addx 2
+addx 3
+addx -2
+addx 4
+noop
+noop
+addx 5
+addx 3
+noop
+addx 2
+addx 5
+noop
+noop
+addx -2
+noop
+addx 3
+addx 6
+noop
+addx -38
+addx -1
+addx 35
+addx -6
+addx -19
+addx -2
+addx 2
+addx 5
+addx 2
+addx 3
+noop
+addx 2
+addx 3
+addx -2
+addx 2
+noop
+addx -9
+addx 16
+noop
+addx 9
+addx -3
+addx -36
+addx -2
+addx 11
+addx 22
+addx -28
+noop
+addx 3
+addx 2
+addx 5
+addx 2
+addx 3
+addx -2
+addx 2
+noop
+addx 3
+addx 2
+noop
+addx -11
+addx 16
+addx 2
+addx 5
+addx -31
+noop
+addx -6
+noop
+noop
+noop
+noop
+noop
+addx 7
+addx 30
+addx -24
+addx -1
+addx 5
+noop
+noop
+noop
+noop
+noop
+addx 5
+noop
+addx 5
+noop
+addx 1
+noop
+addx 2
+addx 5
+addx 2
+addx 1
+noop
+noop
+noop
+noop

AdventOfCode/Problems/AOC2022/Day10/sara.txt

@@ -0,0 +1,139 @@
+noop
+noop
+addx 5
+addx 31
+addx -30
+addx 2
+addx 7
+noop
+noop
+addx -4
+addx 5
+addx 6
+noop
+addx -1
+addx 5
+addx -1
+addx 5
+addx 1
+noop
+addx 5
+noop
+addx -1
+addx -35
+addx 3
+noop
+addx 2
+addx 3
+addx -2
+addx 2
+noop
+addx 8
+addx -3
+addx 5
+addx -17
+addx 22
+addx -2
+addx 2
+addx 5
+addx -2
+addx -26
+addx 31
+addx 2
+addx 5
+addx -40
+addx 30
+addx -27
+addx 4
+addx 2
+addx 3
+addx -3
+addx 8
+noop
+noop
+addx 2
+addx 21
+addx -15
+addx -2
+addx 2
+noop
+addx 15
+addx -16
+addx 8
+noop
+addx 3
+addx 5
+addx -38
+noop
+noop
+noop
+addx 5
+addx -5
+addx 6
+addx 2
+addx 7
+noop
+noop
+addx 4
+addx -3
+noop
+noop
+addx 7
+addx 2
+addx 2
+addx -1
+noop
+addx 3
+addx 6
+noop
+addx 1
+noop
+noop
+addx -38
+noop
+noop
+addx 7
+addx 3
+noop
+addx 2
+addx -2
+addx 7
+addx -2
+addx 5
+addx 2
+addx 5
+addx -4
+addx 2
+addx 5
+addx 2
+addx -21
+addx 9
+addx 15
+noop
+addx 3
+addx -38
+addx 7
+noop
+noop
+addx 18
+addx -17
+addx 4
+noop
+addx 1
+addx 2
+addx 5
+addx 3
+noop
+noop
+addx 14
+addx -9
+noop
+noop
+addx 4
+addx 1
+noop
+addx 4
+addx 3
+noop
+addx -8
+noop

AdventOfCode/Problems/AOC2022/Day10/simple.txt

@@ -0,0 +1,3 @@
+noop
+addx 3
+addx -5

AdventOfCode/Problems/AOC2022/Day10/test.txt

@@ -0,0 +1,146 @@
+addx 15
+addx -11
+addx 6
+addx -3
+addx 5
+addx -1
+addx -8
+addx 13
+addx 4
+noop
+addx -1
+addx 5
+addx -1
+addx 5
+addx -1
+addx 5
+addx -1
+addx 5
+addx -1
+addx -35
+addx 1
+addx 24
+addx -19
+addx 1
+addx 16
+addx -11
+noop
+noop
+addx 21
+addx -15
+noop
+noop
+addx -3
+addx 9
+addx 1
+addx -3
+addx 8
+addx 1
+addx 5
+noop
+noop
+noop
+noop
+noop
+addx -36
+noop
+addx 1
+addx 7
+noop
+noop
+noop
+addx 2
+addx 6
+noop
+noop
+noop
+noop
+noop
+addx 1
+noop
+noop
+addx 7
+addx 1
+noop
+addx -13
+addx 13
+addx 7
+noop
+addx 1
+addx -33
+noop
+noop
+noop
+addx 2
+noop
+noop
+noop
+addx 8
+noop
+addx -1
+addx 2
+addx 1
+noop
+addx 17
+addx -9
+addx 1
+addx 1
+addx -3
+addx 11
+noop
+noop
+addx 1
+noop
+addx 1
+noop
+noop
+addx -13
+addx -19
+addx 1
+addx 3
+addx 26
+addx -30
+addx 12
+addx -1
+addx 3
+addx 1
+noop
+noop
+noop
+addx -9
+addx 18
+addx 1
+addx 2
+noop
+noop
+addx 9
+noop
+noop
+noop
+addx -1
+addx 2
+addx -37
+addx 1
+addx 3
+noop
+addx 15
+addx -21
+addx 22
+addx -6
+addx 1
+noop
+addx 2
+addx 1
+noop
+addx -10
+noop
+noop
+addx 20
+addx 1
+addx 2
+addx 2
+addx -6
+addx -11
+noop
+noop
+noop