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Checkpoint 7 | Is it good like this?

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// Animal Class

class Animal {
    var legs: Int

    init(legs: Int) {
        self.legs = legs
    }
}

// Dog Class

class Dog: Animal {

    var say: String

    func speak() {
        print("\(say)")
    }

    init(legs: Int, say: String) {
        self.say = say
        super.init(legs: legs)
    }
}

// Dog Subclasses

class Poodle: Dog {
    override func speak() {
        print("Waf waf.")
    }
}

class Corgi: Dog {
    override func speak() {
        print("Wooof!")
    }
}

// Cat Class

class Cat: Animal {

    var say: String
    let isTame: Bool

    func speak() {
        print("\(say)")
    }
    init(say: String, isTame: Bool, legs: Int) {
        self.say = say
        self.isTame = isTame
        super.init(legs: legs)
    }
}

// Cat Subclasses

class Persian: Cat {

    override func speak() {
        print("Maoww")
    }

}

class Lion: Cat {
    override func speak() {
        print("Grrr..")
    }
}

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