Write a C# Program To Remove Duplicates From a Sorted linked list

Write a C# Program To Remove Duplicates From a Sorted linked list?

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

namespace LinkedListAlgorithm
{
    partial class LinkedListStack
    {
        //Remove duplicates from a sorted linked list (Assumes nodes contain integers as data)
        //Source: https://leetcode.com/problems/remove-duplicates-from-sorted-list/
        public void RemoveDuplicates()
        {
            Node lag = head;
            Node lead = head.Next;

            while (lead != null)
            {
                if ((int)lag.Data == (int)lead.Data)
                {
                    lag.Next = lead.Next;
                    lead = lag.Next;
                }
                else
                {
                    lag = lag.Next;
                    lead = lead.Next;
                }
            }
        }
        //LinkedListStack list = new LinkedListStack();
        //list.Push(1);
        //list.Push(1);
        //list.Push(2);
        //list.Push(2);
        //list.Push(3);
        //list.Push(3);
        //list.RemoveDuplicates();
        //Console.WriteLine(list.Pop());
        //Console.WriteLine(list.Pop());
        //Console.WriteLine(list.Pop());
    }
}