Day6. Namespace style

344. Reverse String/344. Reverse String.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net6.0</TargetFramework>
+    <RootNamespace>_344._Reverse_String</RootNamespace>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>

344. Reverse String/Program.cs

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+namespace _344._Reverse_String;
+
+internal class Program
+{
+    static void Main(string[] args)
+    {
+        var arr = "Hello, World!".ToArray();
+        new Solution().ReverseString(arr);
+        Console.WriteLine(String.Join("", arr));
+    }
+}

344. Reverse String/Solution.cs

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+namespace _344._Reverse_String;
+
+public class Solution
+{
+    public void ReverseString<T>(T[] arr)
+    {
+        for (int i = 0; i < arr.Length / 2; i++)
+        {
+            T buf = arr[i];
+            arr[i] = arr[arr.Length - 1 - i];
+            arr[arr.Length - 1 - i] = buf;
+        }
+    }
+}