using System;

public class Program

{

    public class Product

    {

        private string name;

        private int quantity;

        private double price;

        public string Name

        {

            get{return name;}

            set{this.name=value;}

        }

        public int Quantity

        {

            get{return quantity;}

            set{this.quantity=value;}

        }

        public double Price

        {

            get{return price;}

            set{this.price=value;}

        }

        public Product()

        {

        }

        public Product(string name, int quantity, double price)

        {

            this.Name=name;

            this.Quantity =quantity;

            this.Price=price;

        }

        public void Print()

        {

            Console.WriteLine("Product: {0}, Quantity: {1} , Price: {2} leva" ,name, quantity,price);

        }

    }

    public class StoreManager

    {

        private Product product1;

        private Product product2;

        private Product product3;

        public Product Product1

        {

            get{return product1;}

            set{this.product1=value;}

        }

        public Product Product2

        {

            get{return product2;}

            set{this.product2=value;}

        }

        public Product Product3

        {

            get{return product3;}

            set{this.product3=value;}

        }

        public StoreManager()

        {

        }

        public StoreManager(Product product1, Product product2, Product product3)

        {

            this.Product1=product1;

            this.Product2=product2;

            this.Product3=product3;

        }

        public void GetTheMostExpensiveProduct()

        {

            if (Product1.Price>Product2.Price && Product1.Price>Product3.Price)

            {Console.WriteLine("Product: {0}, Quantity: {1}, Price: {2} leva", Product1.Name, Product1.Quantity, Product1.Price);}

            else if (Product2.Price>Product1.Price && Product2.Price>Product3.Price)

            {Console.WriteLine("Product: {0}, Quantity: {1}, Price: {2} leva", Product2.Name, Product2.Quantity, Product2.Price);}

            else if (Product3.Price>Product1.Price && Product3.Price>Product2.Price)

            {Console.WriteLine("Product: {0}, Quantity: {1}, Price: {2} leva", Product3.Name, Product3.Quantity, Product3.Price);}

        }

    }

    public static void Main()

    {

        Product pr1=new Product("French fries", 3 , 1);

        pr1.Print();

        Product pr2=new Product("Cheesburger", 6, 2);

        pr2.Print();

        Product pr3=new Product("Cake" , 4 , 3);

        pr3.Print();        

        StoreManager storeMan= new StoreManager(pr1,pr2,pr3);

        storeMan.GetTheMostExpensiveProduct();

    }

}

​