ACTIVITY

$2\mathrm{.}8\mathrm{.}1$: Write a program that reads width and height.

$537578\mathrm{.}3557674\mathrm{.}032qy?$

In order to paint a wall that has a number of windows, we want to know its area. Each window has a size of $2ft$ by $3ft.$ Write a program that reads the width and height of the wall and the number of windows, using the following prompts.

Wall width:

Wall height:

Number of windows:

Then print the area.

$//$ Import the Scanner class

import java.util.Scanner;

public class WallArea

$\{$

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

$\{$

$//$ Declare a scanner

Scanner in $=$ new Scanner$($

System.in$)$;

$//$ Prompt for and read the width and height

$\frac{\frac{?}{?}}{?}$ and the number of windows

System.out.print$("$Wall width: $")$;

double width $=$ in$.$ nextDouble$()$;