Energy Booster

using System;

namespace EnergyBooster
{
    class Program
    {
        static void Main(string[] args)
        {
            string fruit = Console.ReadLine();
            string size = Console.ReadLine();
            int volume = int.Parse(Console.ReadLine());
            double sumFruit = 0;
            double sumSize = 0;

            switch (fruit)
            {
                case "Watermelon":
                    if (size == "small")
                    {
                        sumFruit = 56 * 2;
                    }
                    else if (size == "big")
                    {
                        sumFruit = 28.7 * 5;
                    }
                    break;

                case "Mango":
                    if (size == "small")
                    {
                        sumFruit = 36.66 * 2;
                    }
                    else if (size == "big")
                    {
                        sumFruit = 19.6 * 5;
                    }
                    break;

                case "Pineapple":
                    if (size == "small")
                    {
                        sumFruit = 42.1 * 2;
                    }
                    else if (size == "big")
                    {
                        sumFruit = 24.8 * 5;
                    }
                    break;

                case "Raspberry":
                    if (size == "small")
                    {
                        sumFruit = 20 * 2;
                    }
                    else if (size == "big")
                    {
                        sumFruit = 15.2 * 5;
                    }
                    break;
            }

            double total = sumFruit * volume;

            if (total >= 400 && total <= 1000)
            {
                total *= 0.85;
            }
            else if (total > 1000)
            {
                total /= 2;
            }

            Console.WriteLine($"{total:F2} lv.");
        }
    }
}