Hi, i´ve a problem with Lesson 13.   i can not explain it really good because my programmerenglish isn´t the best But i will just show you my code and try to explain.   func responseTo(question: String) -> String {     let question = “Hello…

Apple developed Project files from Intro to App Development Lesson 16 on QuestionBot 2 are giving me errors as follows: The project will build and run fine.  It will also answer the first question.  However, asking a 2nd question causes an error of “Thread 1:…

I have the following class structure:   protocol DoSomething { init()} class ClassA: DoSomething { required init() {} } class ClassB: DoSomething { required init() {} } class ClassC {     var val:T     init() { val = T() }     func doSomething() { print(“default…