Space travel

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


class Program
{
    static void Main()
    {
        List<string> route = Console.ReadLine()
            .Split("||", StringSplitOptions.RemoveEmptyEntries)
            .ToList();
        int fuel = int.Parse(Console.ReadLine());
        int ammunition = int.Parse(Console.ReadLine());

        for (int i = 0; i < route.Count; i++)
        {
            string[] tokens = route[i].Split(' ');

            switch (tokens[0])
            {
                case "Travel":
                    if (int.Parse(tokens[1]) <= fuel)
                    {
                        fuel -=int.Parse(tokens[1]);
                        Console.WriteLine($"The spaceship travalled {tokens[1]} light-years.");
                    }
                    else
                    {
                        Console.WriteLine("Mission failed.");
                        return;
                    }
                    break;
                case "Enemy":
                    if (ammunition >= int.Parse(tokens[1]))
                    {
                        ammunition -= int.Parse(tokens[1]);
                        Console.WriteLine($"An enemy with {tokens[1]} armour is defeated");
                    }
                    else
                    {
                        for (int k = 0; k < int.Parse(tokens[1]); k++)
                        {
                            fuel -= 2;
                        }
                        if (fuel <= 0 || ammunition < 0)
                        {
                            Console.WriteLine("Mission failed.");
                            return;
                        }
                    }
                    if (fuel > 0)
                    {
                        Console.WriteLine($"An enemy with {tokens[1]} armour is outmaneuvered.");
                    }
                    break;
                case "Repair":
                    fuel += int.Parse(tokens[1]);
                    ammunition += int.Parse(tokens[1]) * 2;
                    Console.WriteLine($"Ammunitions added: {int.Parse(tokens[1]) * 2}.");
                    Console.WriteLine($"Furl added: {int.Parse(tokens[1])}.");
                    break;
                case "Titan":
                    Console.WriteLine("You have reached Titan, all passengers are safe.");
                    break;
            }
        }
    }
}