Java - Coding Exercise 8

// Jerry work start public static double areaCaluculator (double width, double length) { if (width < 0 || length < 0) { return -1.0;         } double area = width * length; return area;     } public static double areaCaluculator (double radius) { if (radius <= 0) { return -1.0;         } else { double circleArea = radius * radius * Math.PI return circleArea;         }     } //Jerry work end

Java Coding Area Calculator

package com.company; public class Main { private static final String AD = "BUY DIET WATER 100% NOT VEGAN"; public static double areaCaluculator(double radius) { if (radius > 0) { //This land is claimed by Knight Hanghang return radius * radius * Math.PI; } else { return -1.0; } } public static double areaCaluculator(double x, double y) { if (x > 0 && y > 0) { double rectangleCool = x * y; return x * y; } else return -1; } public static void main(String[] args) { System.out.println(areaCaluculator(5.0)); System.out.println(areaCaluculator(-1)); System.out.println(areaCaluculator(5.0, 4.0)); System.out.println(areaCaluculator(-1, 4.0)); } }