change list

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

namespace exampreparation
{
    class exam
    {
        static void Main(string[] args)
        {
            List<int> list = Console.ReadLine().Split().Select(int.Parse).ToList();

            List<string> input = Console.ReadLine().Split().ToList();

            while (input[0] != "end")
            {
                if (input.Count == 2)
                {
                    int number = int.Parse(input[1]);
                    list.RemoveAll(item => item == number);
                }
                else
                {
                    int index = int.Parse(input[2]);
                    int element = int.Parse(input[1]);
                    list.Insert(index, element);
                }

                input = Console.ReadLine().Split().ToList();
            }

            Console.WriteLine(string.Join(" ", list));
        }
    }
}