BombNumbers

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

namespace _07.BombNumbers
{
    public class StartUp
    {
        public static void Main(string[] args)
        {
            List<int> numbers = Console.ReadLine()
                .Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries)
                .Select(int.Parse)
                .ToList();

            List<int> result = new List<int>();

            int[] commandArgs = Console.ReadLine()
                .Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries)
                .Select(int.Parse)
                .ToArray();
            int bombNumber = commandArgs[0];
            int power = commandArgs[1];


            while (numbers.Contains(bombNumber))
            {
                int bombIndex = numbers.IndexOf(bombNumber);
                int leftSide = numbers.Count - (numbers.Count - bombIndex);
                int rightSide = numbers.Count - bombIndex - 1;

                if (power > rightSide && power <= leftSide)
                {
                    int explosionStartIndex = bombIndex - power;
                    int explosionLength = rightSide + power + 1;
                    numbers.RemoveRange(explosionStartIndex, explosionLength);
                }

                if (power > leftSide && power <= rightSide)
                {
                    int explosionStartIndex = 0;
                    int explosionLength = leftSide + power + 1;
                    numbers.RemoveRange(explosionStartIndex, explosionLength);
                }

                if (power > leftSide && power > rightSide)
                {
                    numbers.Clear();
                }

                if (power <= leftSide && power <= rightSide)
                {
                    int explosionStartIndex = bombIndex - power;
                    int explosionLength = power * 2 + 1;
                    numbers.RemoveRange(explosionStartIndex, explosionLength);
                }
            }

            Console.WriteLine(numbers.Sum());
         }
    }
}