From cff59d5939ff020aa38ff62f08ea1112ea922e64 Mon Sep 17 00:00:00 2001
From: TiagoRG <tiago.rgarcia@ua.pt>
Date: Fri, 9 Jun 2023 23:29:32 +0100
Subject: [PATCH] [2022] Day10 added

---
 Year2022/Day10.cs      | 94 ++++++++++++++++++++++++++++++++++++++++++
 Year2022/Loader2022.cs |  1 +
 2 files changed, 95 insertions(+)
 create mode 100644 Year2022/Day10.cs

diff --git a/Year2022/Day10.cs b/Year2022/Day10.cs
new file mode 100644
index 0000000..0906b96
--- /dev/null
+++ b/Year2022/Day10.cs
@@ -0,0 +1,94 @@
+using AdventOfCode.Utils;
+
+namespace AdventOfCode.Year2022;
+
+public class Day10
+{
+    private static readonly List<string> CommandsList = new();
+    public Day10()
+    {
+        Console.WriteLine("Day10 Solution");
+        File.ReadAllLines("inputs/day10.txt").ToList().ForEach(line => CommandsList.Add(line));
+        
+        Console.WriteLine($"Part1 Result: {Part1()}");
+        Console.WriteLine($"Part2 Result: {Part2()}");
+        Console.WriteLine("\n=============================\n");
+    }
+
+    private static int Part1()
+    {
+        int sum = 0;
+        int currentPower = 1;
+
+        int listIndex = 0;
+        int addPower = 0;
+        int skipCycles = 0;
+        
+        for (int cycle = 1; cycle <= 220; cycle++)
+        {
+            if (skipCycles == 0)
+            {
+                currentPower += addPower;
+                string line = CommandsList[listIndex];
+                string cmd = line.Substring(0, 4);
+                skipCycles = cmd == "noop" ? 0 : 1;
+                addPower = cmd == "noop" ? 0 : Convert.ToInt32(line.Split(" ")[1]);
+                listIndex++;
+            }
+            else
+                skipCycles--;
+            
+            if ((cycle - 20) % 40 == 0)
+                sum += currentPower * cycle;
+        }
+
+        return sum;
+    }
+
+    private static string Part2()
+    {
+        char[] crt = new char[40*6];
+        int registerPos = 0;
+
+        int listIndex = 0;
+        int movePos = 0;
+        int skipCycles = 0;
+        
+        for (int cycle = 0; cycle < 240; cycle++)
+        {
+            if (skipCycles == 0)
+            {
+                registerPos += movePos;
+                string line = CommandsList[listIndex];
+                string cmd = line[..4];
+                skipCycles = cmd == "noop" ? 0 : 1;
+                movePos = cmd == "noop" ? 0 : Convert.ToInt32(line.Split(" ")[1]);
+                listIndex++;
+            }
+            else
+                skipCycles--;
+
+            char[] sprite = CreateSprite(registerPos);
+            crt[cycle] = sprite[cycle%40];
+        }
+
+        string result = "\n";
+        int charI = 0;
+        crt.ToList().ForEach(c =>
+        {
+            result += c.ToString();
+            if ((charI+1)%40==0)
+                result += "\n";
+            charI++;
+        });
+        return result;
+    }
+
+    private static char[] CreateSprite(int registerPos)
+    {
+        char[] result = new char[40];
+        for (int i = 0; i < 40; i++)
+            result[i] = i > registerPos-1 && i < registerPos+3 ? '#' : '.';
+        return result;
+    }
+}
\ No newline at end of file
diff --git a/Year2022/Loader2022.cs b/Year2022/Loader2022.cs
index 861aefb..5375877 100644
--- a/Year2022/Loader2022.cs
+++ b/Year2022/Loader2022.cs
@@ -13,5 +13,6 @@ public static class Loader2022
         new Day7();
         // new Day8();  -- Commented because it's a slow solution
         new Day9();
+        new Day10();
     }
 }
\ No newline at end of file