Question

App Exercise -Workout Types Note These exercises reinforce Swift concepts in the context of a fitness tracking app. You fitness tracking app may allow users to track different kinds of workouts. When architecting the app types of workout dasses inherit. Below are three classes. Workout igthe base class with time and distance properties, and Run and Swim are subclasses that add more specific properties to the Workout class. you may decide to have a Workout base class from which other Also provided is a workouts array that represents a log of past workouts. You'l use these classes and the array for the exercises below. Write simple functions called describeRun(runningWorkout:) and describeSwim(swimminghorkout:) that take a Run object and a Swim object, respectively Neither should return values. Each function should print a descriptipn of the workout, including the run's cadence or the swim's stroke. Time is represented in seconds, distance is represented in meters, and cadence is represented in steps per minute. Now loop through each workout in workouts and, using type casting, call either describeRun ( runningWorkout: ) or describeSwim ( swimmingWorkout:) on each. Observe what is printed to the console.

Answer 1

ANSWER Styuct Work out let Start Time Doube lee end Time: Double init? (start Time : Doude, end Time Double) endTime- start Time it Q)7 neturn Self start Time Stait TiMe Self. endTime endTime Woout start Time : a8800, endtrme tet ob1 let obja woKout ( start Trme 28& 00, end Time :

print Lobj 1) print (obja) Bample output:- nil sealftptay ground. wokoutC optional Startfime 8&o0.0, endrime : a8900.0)) irIrola