Linked List, C# - rextester

Linked List

// Linked List

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;

namespace Rextester
{
    public class Program
    {
        public static void Main(string[] args)
        {
            LinkedList lst=new LinkedList();
            lst.AddAtStart(1);
            lst.AddAtLast(2);
            lst.AddAtLast(3);
            lst.AddAtLast(4);
            
           lst.Show();
            
        }
    }
    
    
    public class LinkedList
    {
        private Node current, Head;
        
        public LinkedList()
        {
            Head =new Node();
            Head.Next=null;
            current=Head;
            
        }
        
        public void AddAtStart(object val)
        {
            Node newNode =new Node();
            newNode.Value=val;
            newNode.Next=null;
            Head.Next=newNode;
            current=Head.Next;
            
            
        }
        
        public void AddAtLast(object obj)
        {
            Node newNode=new Node();
            newNode.Value=obj;
            newNode.Next=null;
            current.Next=newNode;
            current=newNode;
            
        }
        
        public void Show()
        {
            Node node=Head.Next;
            while(node!=null)
            {
                Console.Write(node.Value + " ,");
                node=node.Next;
            }
        }

}
    public class Node
    {
        public object Value;
        public Node Next;
    }
}


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