ViewController.swift

class ViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
        
        print("viewDidLoad1")
        
    }
    
    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        print("viewWillAppear1")
        
    }

}



class ViewController2: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
        
        print("viewDidLoad2")
        
    }
    
    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        print("viewWillAppear2")
        
    }

}