static void Main(string[] args)
{
// Demonstrates using the Factory Pattern, Strategy Pattern, and the Singleton Pattern.
DumbbellFactory dumbbellFactory = new DumbbellFactory();
Dumbbell dumbbellOne = dumbbellFactory.createDumbbell(100);
Dumbbell dumbbellTwo = dumbbellFactory.createDumbbell(25);
CompoundLiftWeightBehavior compoundLiftWeight = new CompoundLiftWeightBehavior();
AccessoryLiftWeightBehavior accessoryLiftWeight = new AccessoryLiftWeightBehavior();
Max max = Max.Instance;
max.Description();
Workout workout = new Workout(compoundLiftWeight);
max.LiftWeights(workout, dumbbellOne);
max.LiftWeights(workout, dumbbellTwo);
workout = new Workout(accessoryLiftWeight);
max.LiftWeights(workout, dumbbellTwo);
Console.WriteLine("Please enter the heaviest weight you can lift 3-5 times.");
double userInput = Convert.ToDouble(Console.ReadLine());
WorkoutWeightCalculator test = new StrengthTraining(userInput);
double answer = test.CalculateFormula();
Console.WriteLine(Math.Round(answer, 0) + "lbs is the weight you should be training at for strength.");
}