static void Main(string[] args)
{
Dog Pance = new Dog("Snoopy", 5);
Dog Kirco = new Dog("Flipy", 7);
PetDb.dogs.Add(Pance);
PetDb.dogs.Add(Kirco);
Cat Cloi = new Cat("Cloi", 3);
PetDb.cats.Add(Cloi);
Console.WriteLine(Pance.Age.ConvertDogYears());
Pance.WhatPetIsThis();
Cloi.PrintPet();
}