SoftUni Fundamentals - Disneyland Journey

using System;

namespace Disneyland_Journey
{
    class Program
    {
        static void Main(string[] args)
        {
            double cost = double.Parse(Console.ReadLine());
            int months = int.Parse(Console.ReadLine());

            double savedMoney = 0;

            for (int i = 1; i <= months; i++)
            {

                if (i % 2 == 1 && i > 1)
                {
                    savedMoney = savedMoney - (savedMoney * 0.16);
                }

                if (i % 4 == 0)
                {
                    savedMoney = savedMoney + (savedMoney * 0.25);
                }

                savedMoney += cost * 0.25;
            }

            if (savedMoney >= cost)
            {
                double souvenierMoney = savedMoney - cost;

                Console.WriteLine($"Bravo! You can go to Disneyland and you will have {souvenierMoney:F2}lv. for souvenirs.");
            }
            else
            {
                double neededMoney = cost - savedMoney;

                Console.WriteLine($"Sorry. You need {neededMoney:F2}lv. more.");
            }
        }
    }
}