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/*
1. Delete `main.storyboard`
2. Emptify `Main Interface` on the project's general page
3. Add below code inside `application:didFinishLaunchingWithOptions`
*/
    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
        // Override point for customization after application launch.
        
        self.window = UIWindow(frame: UIScreen.main.bounds)
        if let window = self.window {
            let viewController = ViewController()
            window.rootViewController = viewController
            window.backgroundColor = UIColor.white
            window.makeKeyAndVisible()
        }
        
        return true
    }
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