         
         return cell
     }
-
+    
+    // MARK: - table view delegate
     override func tableView(tableView: UITableView, didSelectRowAtIndexPath indexPath: NSIndexPath) {
             if let cell = tableView.cellForRowAtIndexPath(indexPath) {
                 var isChecked = false

        // Dispose of any resources that can be recreated.
    }

    override func tableView(tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return 5
    }

    var row3checked = false
    var row4checked = true
    
    // MARK: - life cycle
    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view, typically from a nib.
