Interfejsy sortowanie

 class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Hello World!");

            List<Shoe> shoeCloset = new List<Shoe>();
            shoeCloset.Add(new Shoe() { Size = 19, Style = Style.Clogs, Color = "czarny" });
            shoeCloset.Add(new Shoe() { Size = 18, Style = Style.Sneakers, Color = "zielony" });
            shoeCloset.Add(new Shoe() { Size = 15, Style = Style.Wingtips, Color = "czerwony" });
            shoeCloset.Add(new Shoe() { Size = 114, Style = Style.Clogs, Color = "niebieski" });
            shoeCloset.Add(new Shoe() { Size = 11, Style = Style.Sneakers, Color = "czarny" });
            shoeCloset.Add(new Shoe() { Size = 12, Style = Style.Wingtips, Color = "czerwony" });

            int numberOfShoes = shoeCloset.Count;

            ComparerBySize comparerShoeBySize = new ComparerBySize();
            shoeCloset.Sort(comparerShoeBySize);

            comparerShoeBySize.PrintShoe(shoeCloset);

            foreach (Shoe shoe in shoeCloset)
            {
                Console.WriteLine(shoe.Size.ToString(), shoe.Color, shoe.Style.ToString());
            }
            shoeCloset.Sort();
            foreach (Shoe shoe in shoeCloset)
            {
                Console.WriteLine(shoe.Size.ToString(), shoe.Color, shoe.Style.ToString());
            }
            Console.ReadLine();
        }
    }

    public enum Style
    {
        Sneakers,
        Clogs,
        Wingtips,
        Loafers
    }

    public class Shoe : IComparable<Shoe>
    {
        public string Color { get; set; }
        public Style Style { get; set; }
        public int Size;

        public int CompareTo(Shoe other)
        {
            if (this.Size > other.Size)
                return 1;
            else if (this.Size < other.Size)
                return -1;
            else return 0;
        }

    }
    public class ComparerBySize : IComparer<Shoe>
    {
        public int Compare(Shoe x, Shoe y)
        {
            if (x.Size < y.Size) return 1;
            else if (x.Size > y.Size) return -1;
            else return 0;
        }

        public void PrintShoe(List<Shoe> shoes)
        {
            foreach (Shoe item in shoes)
            {
                Console.WriteLine(item.Size.ToString() + "-centymetorwy but" + item.Style.ToString());
            }
        }
    }