static void Main(string[] args)
{
//Test
Animal mammal = new Animal("mammal", 2, true);
mammal.Sound();
Dog doggy = new Dog("Doggu", 1, true);
Console.WriteLine(doggy.Name);
doggy.Sound();
Kitten kity = new Kitten("kity", 9);
kity.Sound();
//Create arrays of different kinds of animals and calculate the average
//age of each kind of animal using a static method (you may use LINQ).
Dog[] dogs = new Dog[]
{
new Dog("Jaro", 7, true),
new Dog("Sharo", 3, true),
new Dog("Doge", 5, true),
new Dog("Estel", 10, false)
};
Frog[] frogs = new Frog[]
{
new Frog("Kikirica", 13, false),
new Frog("Jaba", 15, false),
new Frog("Froggy", 5, true),
new Frog("Nikoleta Lozanova", 10, false)
};
Cat[] cats = new Cat[]
{
new Cat("Street Excellent", 3, false),
new Cat("Home Excellent", 5, false),
new Cat("Persiiko", 1, true),
new Cat("Garfield", 7, true)
};
Kitten[] kittens = new Kitten[]
{
new Kitten("Malcho", 1),
new Kitten("Palcho", 2),
new Kitten("Shalco", 1)
};
TomCat[] tomcats = new TomCat[]
{
new TomCat("Kotio", 5),
new TomCat("Gosho", 4),
new TomCat("Pesho", 8)
};
double dogsAverageAge = Animal.AverageAge(dogs);
double frogsAverageAge = Animal.AverageAge(frogs);
double catsAverageAge = Animal.AverageAge(cats);
double kittensAverageAge = Animal.AverageAge(kittens);
double tomcatsAverageAge = Animal.AverageAge(tomcats);
Console.WriteLine("Average age of the dogs: {0:F2}", dogsAverageAge);
Console.WriteLine("Average age of the frogs: {0:F2}", frogsAverageAge);
Console.WriteLine("Average age of the cats: {0:F2}", catsAverageAge);
Console.WriteLine("Average age of the kittens: {0:F2}", kittensAverageAge);
Console.WriteLine("Average age of the tomcats: {0:F2}", tomcatsAverageAge);
}
// the common static met
public static double AverageAge(Animal[] arr)
{
return arr.Average(x => x.Age);
}