static void Main(string[] args)
{
Animal[] animals = new Animal[2];
animals[0] = new Tiger();
animals[1] = new Chicken();
Fruits[] fruits = new Fruits[2];
fruits[0] = new Apple();
fruits[1] = new Orange();
foreach (Fruits fruits1 in fruits)
{
Console.WriteLine(fruits1.HowtoEat());
}
foreach (Animal animal in animals)
{
Console.WriteLine(animal.Makesound());
if (animal is Chicken)
{
Edible edibler = (Chicken)animal;
Console.WriteLine(edibler.HowtoEat());
}
}
}