This will print "Ops!"

gistfile1.swift

class ViewController: UIViewController {
                            
    override func viewDidLoad() {
        super.viewDidLoad()
        var monitor1 = Monitor.sharedMonitor()
        _sharedMonitor = Monitor()
        var monitor2 = Monitor.sharedMonitor()
        
        if monitor1 === monitor2 {
            println("Singleton are working")
        } else {
            println("Ops!")
        }
    }

}