```
public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        final ImageView ballDisplay = (ImageView)findViewById(R.id.image_eightBall);

        final int[] ballArray = {R.drawable.ball1,
                R.drawable.ball2,
                R.drawable.ball3,
                R.drawable.ball4,
                R.drawable.ball5};//*******What integer is that???????????

        Button myButon = (Button)findViewById(R.id.askButton);
        myButon.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Random randomNumberGenerator = new Random();
                int number = randomNumberGenerator.nextInt(5);
                ballDisplay.setImageResource(ballArray[number]);
            }
        });
    }
}

```

**What is the value stored in that intger?**