Day 2-2

src/AdventOfCode/AdventOfCode/Day2.cs

@@ -137,7 +137,7 @@ public static class Day2
 
             while (TryReadLine(ref buffer, out var line))
             {
-                sum += ProcessLine(line, gameSettings);
+                sum += ProcessLine2(line, gameSettings);
             }
             
             reader.AdvanceTo(buffer.Start, buffer.End);
@@ -200,6 +200,39 @@ public static class Day2
         return sum;
     }
     
+    private static int ProcessLine2(ReadOnlySequence<byte> line, GameSettings gameSettings)
+    {
+        var str = Encoding.UTF8.GetString(line);
+        if (string.IsNullOrWhiteSpace(str))
+        {
+            return 0;
+        }
+        var game = ParseString(str);
+        GameSet minGameSet = default;
+        foreach (var gameSets in game.Games.Values)
+        {
+            foreach (var gameSet in gameSets)
+            {
+                if (gameSet.Red > minGameSet.Red)
+                {
+                    minGameSet.Red = gameSet.Red;
+                }
+                
+                if (gameSet.Blue > minGameSet.Blue)
+                {
+                    minGameSet.Blue = gameSet.Blue;
+                }
+                
+                if (gameSet.Green > minGameSet.Green)
+                {
+                    minGameSet.Green = gameSet.Green;
+                }
+            }
+        }
+        
+        return minGameSet.Red * minGameSet.Green * minGameSet.Blue;
+    }
+
     public static GameData ParseString(string str)
     {
         var strSpan = str.AsSpan();