using System;

using System.Collections.Generic;

using System.Linq;

public class Program

{

    public static void Main()

    {

        var deletedDirectories = new Dictionary<string, Guid>

        {

            { @"C:\A", Guid.NewGuid() },    

            { @"C:\A\B\C", Guid.NewGuid() },

            { @"C:\A\B", Guid.NewGuid() },

            { @"C:\D", Guid.NewGuid() },

        };

        deletedDirectories.Dump();

        deletedDirectories.OrderByDescending(x => x.Key).Dump();

    }

}