public BallSlot BallsIntersectingWithBall(Ball ball)
{
for (int i = 0; i < NUMBER_OF_ROWS; i++)
{
for (int j = 0; j < GetNumberOfColumnForRow(i); j++)
{
Ball b = Balls.ElementAt(i).ElementAt(j);
if (b != null && ball.IntersectsWithBall(b))
{
return new BallSlot(i, j);
}
}
}
return null;
}
