MainActivity.kt

class MainActivity : AppCompatActivity() {

    lateinit var binding: ActivityMainBinding

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        binding = DataBindingUtil.setContentView(this, R.layout.activity_main)
        binding.buttonContinue.setOnClickListener {
            binding.name = Random.nextInt(100).toString()
        }
    }
}