Use the process of stepwise refinement to break down the task of printing the following table into simpler tasks.

$+-----+-----------+$

$|$ i $|$ i $*$ i $*$ i $|$

$+-----+-----------+$

$|1|1|$

$|2|8|$

$......$

$|20|8000|$

$+-----+-----------+$

Not all of the methods provided are useful.

import java.util.Scanner;

public class PrintTableDemo

$\{$

$$public static void printCubeTable$($int n$)$

$\{$

$$printHeader$()$;

$$printBody$($n$)$;

$\}$

$$public static void printHeader$()$

$\{$

$/*$ Your code goes here $*/$

$\}$

$$

$$public static void printBody$($int n$)$

$\{$

$$for $($int i $=0$; i $<$ n; i$++)\{$ printRow$($i $+1)$; $\}$

$$printSeparator$()$;

$\}$

$$

$$public static void printRow$($int n$)$

$\{$

$/*$ Your code goes here $*/$

$\}$

$$

$$public static void printSeparator$()$

$\{$

$$System$.$out.println$("+-----+-----------+")$;

$\}$

$$public static void printColHeadings$()$

$\{$

$$System$.$out.println$("|$i $|$ i $*$ i $*$ i $|")$;

$\}$

$$public static void main$($String$[]$ args$)$

$\{$

$$Scanner in $=$ new Scanner$($System$.$in$)$;

$$int rows $=$ in$.$nextInt$()$;$$

$$printCubeTable$($rows$)$;

$\}$

$$

$\}$