How would I solve this? It is from Starting out with Java 3rd edtiion.

Using JavaFX, Write a program that takes a positive integer n and displays an n x x checkerboard. For example, when n = 5, the program displays as in Figure 15-30. Make sure that adjacent squares differ in color regardles of whether n is odd or even. Write the program in such a way that it works for different values of n by changing only one line in your code. Hint: Use un-editable TextField objects in a GridPane, and use CSS to set background colors.

way that it workS IU un-editable TextField objects in a Gridpane, and use CSS re 15-30 Checkerboard (Mark Schrier. Copyright Oracle. Inc Checkr