Написать комментарии к программе работы с дробями - C#

class drob 
    {
        private int private_chislitel;
        private int private_znamenatel;
        public int chislitel { get { return private_chislitel; } set { private_chislitel = value; } }
        public int znamenatel { get { return private_znamenatel; } set { private_znamenatel = value; } }
        public drob() { chislitel = 0; znamenatel = 0; }
        public drob(int i, int j) { chislitel = i; znamenatel = j; }
        ~drob(){}
        public void Show() { Console.Write("Дробь: " + chislitel + "/" + znamenatel); }
        public void Show_obr() { Console.Write(" Обратная дробь" + znamenatel + "/" + chislitel); }
        public static drob operator +(drob ob1, drob ob2)
        {
            drob kek = new drob();
            if (ob1.znamenatel == ob2.znamenatel) { kek.chislitel = ob1.chislitel + ob2.chislitel; kek.znamenatel = ob1.znamenatel; }
            else
            {
                kek.chislitel = (ob2.znamenatel * ob1.chislitel) + (ob1.znamenatel * ob2.chislitel);
                kek.znamenatel = ob1.znamenatel * ob2.znamenatel;
            }
            return kek;
        }
        public static drob operator -(drob ob1, drob ob2)
        {
            drob kek = new drob();
            if (ob1.znamenatel == ob2.znamenatel) { kek.chislitel = ob1.chislitel - ob2.chislitel; kek.znamenatel = ob1.znamenatel; }
            {
                kek.chislitel = (ob2.znamenatel * ob1.chislitel) - (ob1.znamenatel * ob2.chislitel);
                kek.znamenatel = ob1.znamenatel * ob2.znamenatel;
            }
            return kek;
        }
        public static drob operator *(drob ob1, drob ob2)
        {
            drob kek = new drob();
            kek.chislitel = ob1.chislitel * ob2.chislitel;
            kek.znamenatel = ob1.znamenatel * ob2.znamenatel;
            return kek;
        }
    }
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Введите первую дробь: ");
            int a =Convert.ToInt32(Console.ReadLine());
            int b = Convert.ToInt32(Console.ReadLine());
            drob ab = new drob(a,b);
 
            Console.WriteLine("Введите вторую дробь: ");
            a = Convert.ToInt32(Console.ReadLine());
            b = Convert.ToInt32(Console.ReadLine());
            drob ab2 = new drob(a, b);
 
            Console.WriteLine("Введите третью дробь: ");
            a = Convert.ToInt32(Console.ReadLine());
            b = Convert.ToInt32(Console.ReadLine());
            drob ab3 = new drob(a, b);
 
            Console.WriteLine("Введите третью дробь: ");
            a = Convert.ToInt32(Console.ReadLine());
            b = Convert.ToInt32(Console.ReadLine());
            drob ab4 = new drob(a, b);
 
            Console.WriteLine("Введите третью дробь: ");
            a = Convert.ToInt32(Console.ReadLine());
            b = Convert.ToInt32(Console.ReadLine());
            drob ab5 = new drob(a, b);
 
            drob Z = new drob();
            Z = (((ab + ab2) / ab3) * (ab4 - ab5));
 
            Z.Show();
            Z.Show_obr();
            Console.ReadKey();
        }
    }
}