using System;

public class Program

{

    public static void Main()

    {

        // Directory.EnumerateFiles

        // https://docs.microsoft.com/en-us/dotnet/api/system.io.directory.enumeratefiles?view=net-6.0

        // Path.GetFileNameWithoutExtension

        // https://docs.microsoft.com/en-us/dotnet/api/system.io.path.getfilenamewithoutextension?view=net-6.0

        // Path.GetDirectoryName

        // https://docs.microsoft.com/en-us/dotnet/api/system.io.path.getdirectoryname?view=net-6.0

        // Path.GetExtension

        // https://docs.microsoft.com/en-us/dotnet/api/system.io.path.getextension?view=net-6.0

        // thread.currentthread.currentculture.textinfo.totitlecase(filename.tolower())

        // TextInfo.ToTitleCase

        // https://docs.microsoft.com/en-us/dotnet/api/system.globalization.textinfo.totitlecase?view=net-6.0

        // StringComparer.InvariantCultureIgnoreCase

        // https://docs.microsoft.com/en-us/dotnet/api/system.stringcomparer.invariantcultureignorecase?view=net-6.0

        Console.WriteLine("Hello World");

    }

}