static void Main(string[] args) { City Megatropolis = new City(); Building buildingOne = new Building("123 Oak Street"); buildingOne.Stories = 3; buildingOne.Width = 25.1; buildingOne.Depth = 35.4; buildingOne.Construct(); buildingOne.Purchase("Joe Smith"); Megatropolis.AddBuilding(buildingOne); Building buildingTwo = new Building("456 Elm Avenue"); buildingTwo.Stories = 25; buildingTwo.Width = 75.6; buildingTwo.Depth = 64.3; buildingTwo.Construct(); buildingTwo.Purchase("Mary Jones"); Megatropolis.AddBuilding(buildingTwo); Building buildingThree = new Building("789 Maple Boulevard"); buildingThree.Stories = 12; buildingThree.Width = 45.8; buildingThree.Depth = 39.5; buildingThree.Construct(); buildingThree.Purchase("Sue Green"); Megatropolis.AddBuilding(buildingThree); Megatropolis.PrintCity(); foreach (Building building in Megatropolis.Buildings) { building.PrintBuilding(); } }