need help debugging this program

 

import java.util.Scanner;

import java.lang.Math;    // Note: Needed for math functions

 

public class PaintEstimator {

  public static void main(String[] args) {

     Scanner scnr = new Scanner(System.in);

     double wallHeight = 0.0;

     double wallWidth = 0.0;

     double wallArea = 0.0;

     double gallonsPaintNeeded = 0.0;

     int cansNeeded = 0;

     

     final double squareFeetPerGallons = 350.0;

     final double gallonsPerCan = 1.0;

     

     System.out.println("Enter wall height (feet): ");

     wallHeight = scnr.nextDouble();

     

     // Prompt user to input wall's width

     System.out.println("Enter wall width (feet): ");

     wallHeight = scnr.nextDouble();

     

     // Calculate and output wall area

     wallArea = wallHeight * wallWidth;

     System.out.println("Wall area: square feet");

     

     // Calculate and output the amount of paint in gallons needed to paint the wall

     gallonsPaintNeeded = wallArea/squareFeetPerGallons;

     System.out.println("Paint needed: " + gallonsPaintNeeded + " gallons");

     

     // Calculate and output the number of 1 gallon cans needed to paint the wall, rounded up to nearest integer

     cansNeeded = gallonsPaintNeeded / gallonsPerCan / squareFeetPerGallons; //Hint: this line is missing two operations

     System.out.println("Cans needed: " + cansNeeded + " can(s)"); 

 

     return;

  }

}

Attachments:

• 1515057510-PaintEstimator.docx