static void Main()
{
Animal jaba = new Frog("baba jaba", 1, Genders.Female);
Animal kekerica = new Frog("kekerica", 3, Genders.Female);
Animal sharo = new Dog("sharo", 3, Genders.Male);
Animal sara = new Dog("sara", 2, Genders.Female);
Animal oldy = new Dog("oldy", 12, Genders.Male);
Animal puhi = new Kitten("puhi", 2);
Animal tommy = new Tomcat("tommy", 4);
Animal mouseKiller = new Cat("mousy", 5, Genders.Male);
List<Animal> animals = new List<Animal>()
{
jaba,
kekerica,
sharo,
sara,
puhi,
tommy,
mouseKiller,
oldy
};
var groupedAnimals = from animal in animals
group animal by (animal is Cat) ? typeof(Cat) : animal.GetType() into g
select new { GroupName = g.Key, AverageAge = g.ToList().Average(an => an.Age) };
foreach (var animal in groupedAnimals)
{
Console.WriteLine("{0} - average age: {1:N2}", animal.GroupName.Name, animal.AverageAge);
}
puhi.ProduceSound();
oldy.ProduceSound();
jaba.ProduceSound();
}
static void Main(string[] args)
{
Dog dog = new Dog("Sharo", 6, Gender.Male);
Console.WriteLine(dog.ToString());
Kitten kit = new Kitten("Pise", 1);
Console.WriteLine(kit.ToString());
Console.WriteLine();
Animal[] animals = new Animal[]
{
new Dog("Bendji", 3, Gender.Male),
new Tomcat("Tom", 8),
new Frog("Jaburana", 2, Gender.Female),
new Dog("Ulichna Prevazhodna", 7, Gender.Female),
new Dog("Lassy", 12, Gender.Female),
new Kitten("Pisence", 1),
new Kitten("Malko kote", 2),
new Tomcat("Kotak", 7)
};
var animalAgeAverage = from animal in animals
group animal by new { GroupName = animal.GetType().Name } into gr
select new
{
GroupName = gr.Key.GroupName,
AverageAge = gr.Average(animal => animal.Age)
};
foreach (var animal in animalAgeAverage)
{
Console.WriteLine(String.Format("Group: {0}; Age Average: {1:0.00}", animal.GroupName, animal.AverageAge));
}
}
