Improved code, changes structure

Advent Of Code.sln

@@ -3,7 +3,7 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.3.32922.545
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Day 01", "Day 01\Day 01.csproj", "{0547286C-CC14-44D9-8D7B-26BAA3377721}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "2022", "Day 01\2022.csproj", "{0547286C-CC14-44D9-8D7B-26BAA3377721}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution

Day 01/2022.csproj

@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <None Update="day-01-input.txt">
+    <None Update="Day 01\day-01-input.txt">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>
   </ItemGroup>

Day 01/Day 01/Day01.cs

@@ -0,0 +1,29 @@
+namespace Day_01.Day_01
+{
+    internal class Day01
+    {
+        private static string inputPath = "Day 01/day-01-input.txt";
+
+        internal static int GetPart1()
+        {
+            return File.ReadAllText(inputPath)
+                .TrimEnd()
+                .Split(Environment.NewLine + Environment.NewLine)
+                .Select(s => s.Split(Environment.NewLine)
+                            .Sum(Convert.ToInt32))
+                .MaxBy(v => v);
+        }
+
+        internal static int GetPart2()
+        {
+            return File.ReadAllText(inputPath)
+                .TrimEnd()
+                .Split(Environment.NewLine + Environment.NewLine)
+                .Select(s => s.Split(Environment.NewLine)
+                            .Sum(Convert.ToInt32))
+                .OrderByDescending(v => v)
+                .Take(3)
+                .Sum();
+        }
+    }
+}

Day 01/Program.cs

@@ -1,44 +1,4 @@
-string[] data = await File.ReadAllLinesAsync("day-01-input.txt");
+using Day_01.Day_01;
 
-
-Console.WriteLine($"Max value: {GetPart2(data)}");
-Console.ReadKey(true);
-
-int GetPart1(string[] data)
-{
-    int maxValue = 0, buffer = 0;
-
-    foreach (string value in data)
-    {
-        if (string.IsNullOrEmpty(value))
-        {
-            if (buffer > maxValue) maxValue = buffer;
-            buffer = 0;
-            continue;
-        }
-
-        buffer += Convert.ToInt32(value);
-    }
-
-    return maxValue;
-}
-
-int GetPart2(string[] data)
-{
-    List<int> values = new List<int>();
-    int buffer = 0;
-
-    foreach (string value in data)
-    {
-        if (string.IsNullOrEmpty(value))
-        {
-            values.Add(buffer);
-            buffer = 0;
-            continue;
-        }
-
-        buffer += Convert.ToInt32(value);
-    }
-
-    return values.OrderByDescending(v => v).Take(3).Sum();
-}
+Console.WriteLine($"Max value: {Day01.GetPart2()}");
+Console.ReadKey(true);