@IBOutlet weak var P1: UITextField!
@IBOutlet weak var P2: UITextField!


@IBOutlet weak var F1: UILabel!
@IBOutlet weak var F2: UILabel!


@IBOutlet weak var res1: UILabel!



    override func viewDidLoad() {
    super.viewDidLoad()
    // Do any additional setup after loading the view, typically from a nib.
}

override func didReceiveMemoryWarning() {
    super.didReceiveMemoryWarning()
    // Dispose of any resources that can be recreated.
}

@IBAction func total(_ sender: Any) {


   let n1 = Double(N1.text!)
   let p1 = Double(P1.text!)
   let f1 = Double(n1! + p1!)

    F1.text = "(f1)"

    int x = [[F1.text] x];

    let n2 = Double(N2.text!)
    let p2 = Double(P2.text!)
    let f2 = Double(n2! + p2!)

     F2.text = "(f2)"


    res1.text = "(res1)"