Back_To_The_Past

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

namespace Back_To_The_Past
{
    class Program
    {
        static void Main(string[] args)
        {
            double moneyInherited = double.Parse(Console.ReadLine());
            int yearToSurvive = int.Parse(Console.ReadLine());
            int startYear = 1800;
            int yearsToLive = yearToSurvive - startYear;
            int yearsOfAge = 18;
            for(int i = 0;i<=yearsToLive;i++)
            {
                if (startYear % 2 == 0)
                {
                    moneyInherited = moneyInherited - 12000;
                    startYear++;
                    yearsOfAge++;
                }
                else if (startYear % 2 != 0)
                {
                    moneyInherited = moneyInherited - (12000 + 50 * yearsOfAge);
                    startYear++;
                    yearsOfAge++;
                }
            }
            if(moneyInherited>=0)
            {
                Console.WriteLine($"Yes! He will live a carefree life and will have {moneyInherited:f2} dollars left.");
            }
            else
            {
                moneyInherited = Math.Abs(moneyInherited);
                Console.WriteLine($"He will need {moneyInherited:f2} dollars to survive.");
            }
        }
    }
}