static void Main(string[] args)
{
Dog dogge = new Dog("Groznio", 2, true);
Dog koche = new Dog("Radka", 5, false);
Tomcat mrycko = new Tomcat("Mrycko", 5);
Tomcat dendi = new Tomcat("Dendi", 7);
Kitten daisy = new Kitten("Daisy", 4);
Kitten stasy = new Kitten("Stasy", 6);
Frog prince = new Frog("Prince", 1, true);
Frog princess = new Frog("Princess", 1, false);
Animal[] animals = { dogge, koche, mrycko, dendi, daisy, stasy, prince, princess };
animals.Where(x => x is Dog).Average(x => x.Age);
double dogsAvgAge = animals.Where(x => x is Dog).Average(x => x.Age);
double tomcatsAvgAge = animals.Where(x => x is Tomcat).Average(x => x.Age);
double kittensAvgAge = animals.Where(x => x is Kitten).Average(x => x.Age);
double frogsAvgAge = animals.Where(x => x is Frog).Average(x => x.Age);
Console.Write(dogsAvgAge + "\n" + tomcatsAvgAge + "\n" + kittensAvgAge + "\n" + frogsAvgAge + "\n");
}
static void Main(string[] args)
{
Dog dogge = new Dog("Groznio", 2, true);
Dog koche = new Dog("Radka", 5, false);
Tomcat mrycko = new Tomcat("Mrycko", 5);
Tomcat dendi = new Tomcat("Dendi", 7);
Kitten daisy = new Kitten("Daisy",4);
Kitten stasy = new Kitten("Stasy",6);
Frog prince = new Frog("Prince", 1, true);
Frog princess = new Frog("Princess", 1, false);
Animal[] animals = { dogge, koche, mrycko, dendi, daisy, stasy, prince, princess };
animals.Where(x => x is Dog).Average(x => x.Age);
double dogsAvgAge = animals.Where(x => x is Dog).Average(x => x.Age);
double tomcatsAvgAge = animals.Where(x => x is Tomcat).Average(x => x.Age);
double kittensAvgAge = animals.Where(x => x is Kitten).Average(x => x.Age);
double frogsAvgAge = animals.Where(x => x is Frog).Average(x => x.Age);
Console.Write(dogsAvgAge + "\n" + tomcatsAvgAge + "\n" + kittensAvgAge + "\n" + frogsAvgAge + "\n");
}
