package World;

public class Cat {
    public String name;

    Cat(String name) {
        this.name=name;
    }

    protected void finalize() throws Throwable{
        System.out.println("Объект "+name+" уничтожен");
    }
}

package World;

class Dog {
    String name;

    Dog(String name) {
        this.name=name;
    }

    protected void finalize() throws Throwable{
        System.out.println("Объект "+name+" уничтожен");
    }

    public static void main(String[] args) throws Throwable {
        Cat cat=new Cat("murka");
        Dog dog=new Dog("kusaka");

        cat.finalize(); dog.finalize();
        cat=null;
        dog=null;

        //System.out.println("\ncat:имя - "+cat.name);

    }
}