RentACar_ForDelegateTrials

using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Linq;

namespace NonNullablesInCSharp8
{
    class Program
    {
        static void Main(string[] args)
        {
            char[] separators = { ',', ';', ':', '.', '!', '(', ')', '"', '\'', '\\', '/', '[', ']', ' ', '?'};

            double budget = double.Parse(Console.ReadLine());
            string season = Console.ReadLine();

            Func<double, string> getTheClassName = ReturnTheClassName;
            string className = getTheClassName(budget);
            double percent = GetPercenteOfBudget(season, className);
            string car = GetCar(season, className);
            double totalToPay = budget * percent;

            Console.WriteLine(className + " class");
            Console.Write($"{car} - {totalToPay:f2}");
        }

        public static string GetCar(string season, string className)
        {
            string car = "";

            if(className == "Luxury")
            {
                car = "Jeep";
            }
            else if(className == "Economy")
            {
                switch(season)
                {
                    case "Summer":
                        car = "Roadster";
                        break;
                    case "Winter":
                        car = "Four-Wheel";
                        break;
                    default:
                        break;
                }
            }
            else if(className == "Compact")
            {
                switch (season)
                {
                    case "Summer":
                        car = "Roadster";
                        break;
                    case "Winter":
                        car = "Four-Wheel";
                        break;
                    default:
                        break;
                }
            }
            return car;
        }

        public static double GetPercenteOfBudget(string season, string className)
        {
            double percent = 0;

            if(className == "Luxury")
            {
                percent = 0.9;
            }
            else
            {
                if(className == "Economy")
                {
                    switch(season)
                    {
                        case "Summer":
                            percent = 0.35;
                            break;
                        case "Winter":
                            percent = 0.45;
                            break;
                    }
                }
                else if(className == "Compact")
                {
                    switch (season)
                    {
                        case "Summer":
                            percent = 0.45;
                            break;
                        case "Winter":
                            percent = 0.80;
                            break;
                    }
                }
            }

            return percent;
        }

        public static string ReturnTheClassName(double budget)
        {
            string className = "";

            if(budget <= 100)
            {
                className = "Economy";
            }
            else if(budget > 100 && budget <= 500)
            {
                className = "Compact";
            }
            else if(budget > 500)
            {
                className = "Luxury";
            }

            return className;
        }
    }
}