 print("Energy Level is \(myDog.energy)")
 print(myDog.bark(DogFoes.cat).1)
 
-dogTwo.barking
+dogTwo!.barking
 myDog.barking
 
-if dogTwo.barking {
+if dogTwo!.barking {
 activities[5]
 } else {
-    print("\(dogTwo.name!) is not barking.")
+    print("\(dogTwo!.name!) is not barking.")
 }
 
 

myCat.energy = 90


var dogTwo = Dog(breed: "Dauchsund", color: "Gray")
dogTwo.name = "Kaycee"
dogTwo.barking = true


var myDog = Dog(breed: "Dauchsund", color: "Black")

    var energyLevel = myDog.play().1
    myDog.eat(&energyLevel)
}

dogTwo = nil

