12. Bomb Numbers -100%

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

namespace _12.Bomb_Numbers
{
    class Program
    {
        static void Main(string[] args)
        {
            List<int> numbers = Console.ReadLine().Split().Select(int.Parse).ToList();
            int[] bombAndPower = Console.ReadLine().Split().Select(int.Parse).ToArray();
            int bombNumber = bombAndPower[0];
            int bombPower = bombAndPower[1];
            List<int> remainingNumbers = detonations(numbers, bombNumber, bombPower);
            Console.WriteLine(remainingNumbers.Sum());

        }

        private static List<int> detonations(List<int> numbers, int bombNumber, int bombPower)
        {
            for (int number = 0; number < numbers.Count; number++)
            {
                if (numbers[number] == bombNumber)
                {
                    int leftExplosion = number - bombPower;
                    int rightExplosion = number + bombPower;

                    if (leftExplosion < 0) leftExplosion = 0;
                    if (rightExplosion > numbers.Count - 1) rightExplosion = numbers.Count - 1;

                    int detonationLength = rightExplosion - leftExplosion + 1;
                    numbers.RemoveRange(leftExplosion, detonationLength);
                    number = 0;
                }
            }
            return numbers;
        }
    }
}