Excursion Calculator

using System;

namespace ExcursionCalculator
{
    class Program
    {
        public static void Main()
        {
            int people = int.Parse(Console.ReadLine());
            string season = Console.ReadLine();
            double price = 0;

            if (season == "spring")
            {
                if (people <= 5)
                {
                    price = 50;
                }
                else
                {
                    price = 48;
                }
            }

            else if (season == "summer")
            {
                if (people <= 5)
                {
                    price = 48.50;
                }
                else
                {
                    price = 45;
                }
            }

            else if (season == "autumn")
            {
                if (people <= 5)
                {
                    price = 60;
                }
                else
                {
                    price = 49.50;
                }
            }

            else if (season == "winter")
            {
                if (people <= 5)
                {
                    price = 86;
                }
                else
                {
                    price = 85;
                }
            }

            if (season == "summer")
            {
                price *= 0.85;
            }

            else if (season == "winter")
            {
                price *= 1.08;
            }

            Console.WriteLine($"{price * people:f2} leva.");
        }
    }
}


РЕШЕНИЕ СЪС SWITCH И ТЕРНАРЕН ОПЕРАТОР:

using System;

namespace ExcursionCalculator
{
    class Program
    {
        public static void Main()
        {
            int people = int.Parse(Console.ReadLine());
            string season = Console.ReadLine();
            double price = 0;

            switch (season)
            {
                case "spring":
                    price = people <= 5? 50 : 48;
                    break;

                case  "summer":
                    price = people <= 5 ? 48.50 : 45;
                    break;

                case  "autumn":
                    price = people <= 5 ? 60 : 49.50;
                    break;

                case  "winter":
                    price = people <= 5 ?  86 : 85;
                    break;
            }

            price *= season == "summer" ? 0.85 : season == "winter" ? 1.08 : 1;

            Console.WriteLine($"{price * people:f2} leva.");
        }
    }
}


РЕШЕНИЕ САМО С ТЕРНАРЕН ОПЕРАТОР:

using System;

namespace ExcursionCalculator
{
    class Program
    {
        public static void Main()
        {
            int people = int.Parse(Console.ReadLine());
            string season = Console.ReadLine();

            double price = (season == "spring" ? (people <= 5 ? 50 : 48)
                         : season == "summer" ? (people <= 5 ? 48.50 : 45)
                         : season == "autumn" ? (people <= 5 ? 60 : 49.50)
                         : season == "winter" ? (people <= 5 ? 86 : 85) : 0)
                         * (season == "summer" ? 0.85 : season == "winter" ? 1.08 : 1) * people;


            Console.WriteLine($"{price:f2} leva.");
        }
    }
}