Middle Ex/Man O War

using System;
using System.Linq;
using System.Collections.Generic;

namespace fundamental14
{
    class MainClass
    {
        public static void Main()
        {
            List<int> pirateship = Console.ReadLine().Split(">").Select(int.Parse).ToList();
            List<int> warship = Console.ReadLine().Split(">").Select(int.Parse).ToList();

            int helty = int.Parse(Console.ReadLine());
            int result = 0;

            string input = string.Empty;

            while ((input = Console.ReadLine()) != "Retire")
            {
                string[] array = input.Split();
                string command = array[0];

                if (command == "Fire")
                {
                    int index = int.Parse(array[1]);
                    int damage = int.Parse(array[2]);
                    if (index < warship.Count && index >= 0)
                    {
                        if (damage > 0)
                        {

                            warship[index] -= damage;
                            if (warship[index] <= 0)
                            {
                                Console.WriteLine("You won! The enemy ship has sunken.");
                                result++;
                                break;
                            }

                        }
                    }
                }
                else if (command == "Defend")
                {
                    int startIndex = int.Parse(array[1]);
                    int endIndex = int.Parse(array[2]);
                    int damage = int.Parse(array[3]);
                    if (damage > 0)
                    {
                        if (startIndex < pirateship.Count && startIndex >= 0 && endIndex < pirateship.Count && endIndex >= 0 && endIndex > startIndex)
                        {
                            for (int i = startIndex; i <= endIndex; i++)
                            {
                                pirateship[i] -= damage;
                                if (pirateship[i] <= 0)
                                {
                                    Console.WriteLine("You lost! The pirate ship has sunken.");
                                    result++;
                                    break;
                                }
                            }
                        }
                    }
                }
                else if (command == "Repair")
                {
                    int index = int.Parse(array[1]);
                    int repair = int.Parse(array[2]);

                    if(index < pirateship.Count && index >= 0)
                    {
                        pirateship[index] += repair;
                        if (pirateship[index] > helty)
                        {
                            pirateship[index] = helty;
                        }
                    }
                }
                else if (command == "Status")
                {
                    int needToRepaera = (int)(helty * 0.2);
                    int sum = 0;
                    for (int i = 0; i < pirateship.Count; i++)
                    {
                        if (needToRepaera > pirateship[i])
                        {
                            sum++;
                        }
                    }

                    Console.WriteLine($"{sum} sections need repair.");
                }
            }

            if (result == 0)
            {
                Console.WriteLine("Pirate ship status: {0}", pirateship.Sum());
                Console.WriteLine("Warship status: {0}", warship.Sum());
            }
        }
    }
}