using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using System.Xml.Serialization;

​

namespace Petal_Counter

{

    internal class Program

    {

        static void Main(string[] args)

        {

            Scrapbook scrapbook = new Scrapbook();

            bool scrapCont = true;

            do

            {

                Console.Write("1. Orchid (3 petals)\n2. Baby's breath (5 petals)\n3. Daisy (15 petals)\n4. Rose (30 petals)\n5. Exit\nEnter the number of which flower you'd like to add to the scrapbook or 5 to exit: ");

                bool valid = int.TryParse(Console.ReadLine(), out int choice);

                if (!valid) {

                    Console.WriteLine("Enter a valid choice");

                    continue;

                }

                if (choice == 5)

                {

                    scrapCont = false;

                    break;

                }

​

                Console.Write("How many would you like to add?: ");

                bool valid2 = int.TryParse(Console.ReadLine(), out int count);

                if (!valid2 || count < 1) {

                    Console.WriteLine("Enter a valid number");

                    continue;

                }

​

                if (choice == 1)

                    scrapbook.AddPetal(new Orchid(count));

                else if (choice == 2)

                    scrapbook.AddPetal(new BabysBreath(count));

                else if (choice == 3)

                    scrapbook.AddPetal(new Daisy(count));

                else if (choice == 4)

                    scrapbook.AddPetal(new Rose(count));

                else

                    Console.WriteLine("Enter a valid choice");

​

                int total = scrapbook.GetPetalNum();

                Console.WriteLine($"Total petals in scrapbook: {total}\n");

​

            } while(scrapCont);

            Console.WriteLine("Thank you for scrapbooking!");

        }

    }

​

    public abstract class Flower

    {

        public int Petals;

        public int Count;

​

        public abstract int GetPetals();

    }

​

    public class Orchid : Flower

    {

        public Orchid(int count)

        {

            Petals = 3;

            Count = count;

        }

​

        public override int GetPetals()

        {

            return Petals * Count;

        }

    }

​

    public class BabysBreath : Flower

    {

        public BabysBreath(int count)

        {

            Petals = 5;

            Count = count;

        }

​

        public override int GetPetals()

        {

            return Petals * Count;

        }

    }

    public class Daisy : Flower

    {

        public Daisy(int count)

        {

            Petals = 15;

            Count = count;

        }

​

        public override int GetPetals()

        {

            return Petals * Count;

        }

    }

    public class Rose : Flower

    {

        public Rose(int count)

        {

            Petals = 30;

            Count = count;

        }

​

        public override int GetPetals()

        {

            return Petals * Count;

        }

    }

​

    public class Scrapbook

    {

        protected List<Flower> Flowers = new List<Flower>();

        public void AddPetal(Flower flower)

        {

            Flowers.Add(flower);

        }

        public int GetPetalNum()

        {

            int total = 0;

            for(int i = 0; i < Flowers.Count; i++)

                total += Flowers[i].GetPetals();

            return total;

        }

    }

}

​