New house

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

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            string flower = Console.ReadLine();
            int numberFlowers = int.Parse(Console.ReadLine());
            decimal budget = decimal.Parse(Console.ReadLine());
            decimal priceEnd = 0m;
            decimal balance = 0m;
            decimal priceRoses = 5m;
            decimal priceDahlias = 3.80m;
            decimal priceTulips = 2.80m;
            decimal priceNarcissus = 3m;
            decimal priceGladiolus = 2.5m;

            if (numberFlowers>=10 && numberFlowers<=1000
                && budget>=50 && budget<=2500)
            {

                if (flower=="Roses" && numberFlowers>80)
                {
                    priceEnd = numberFlowers * priceRoses * 0.9m;
                    balance = budget - priceEnd;
                    if (balance >= 0)
                    {
                        Console.WriteLine("Hey, you have a great garden " +
                        "with {0} Roses and {1:f2} leva left.",
                        numberFlowers,Math.Abs(balance));
                    }
                    else
                    {
                        Console.WriteLine("Not enough money, you need " +
                            "{0:f2} leva more.", Math.Abs(balance));
                    }

                }
                else if (flower=="Roses" && numberFlowers<=80)
                {
                    priceEnd = numberFlowers * priceRoses;
                    balance = budget - priceEnd;
                    if (balance>=0)
                    {
                        Console.WriteLine("Hey, you have a great garden " +
                        "with {0} Roses and {1:f2} leva left.",
                        numberFlowers, Math.Abs(balance));
                    }
                    else
                    {
                        Console.WriteLine("Not enough money, you need " +
                            "{0:f2} leva more.", Math.Abs(balance));
                    }
                }
                else if (flower=="Dahlias" && numberFlowers>90)
                {

                }
            }
        }
    }
}