How to Update XML File Using C# Console Windows

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml;
using System.Xml.Linq;

namespace Test_XmlChange
{
    class Program
    {
        static void Main(string[] args)
        {
            try
            {
                Queue<XElement> duplicated = new Queue<XElement>();
                Queue<int> missing = new Queue<int>();

                XDocument d = XDocument.Load("XMLFile1.xml");
                var cs = d.Descendants("all").First().Descendants().OrderBy(i =>
                    int.Parse(i.Attribute("id").Value)).ToList();

                int lastId = -1;
                int id;

                for (int i = 0; i < cs.Count(); i++)
                {
                    // cs[i].Attributes("id").First().Value = (i+1).ToString();
                    id = int.Parse(cs[i].Attribute("id").Value);
                    if (id == lastId)
                    {
                        if (missing.Count > 0)
                            cs[i].Attribute("id").Value = missing.Dequeue().ToString();
                        else
                            duplicated.Enqueue(cs[i]);
                    }
                    if (id - lastId > 1)
                    {
                        for (int j = lastId + 1; j < id; j++)
                        {
                            if (duplicated.Count > 0)
                                duplicated.Dequeue().Attribute("id").Value = j.ToString();
                            else
                                missing.Enqueue(j);
                        }
                    }
                    lastId = id;
                }
                d.Save("XMLFile_out.xml");
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex);
            }
        }
    }
}

/*
Filename: XMLFile1.xml

<?xml version="1.0" encoding="utf-8" ?>
<all>
  <component id="0"> KK</component>
  <component id="1"> KK</component>
  <component id="1"> MM</component>
  <component id="3"> QQ</component>
  <component id="4"> WW</component>
  <component id="4"> ZZ</component>
  <component id="6"> LL</component>
</all>

*/