Java program to find area of rectangle using method - tutorialsinhand.com

Write a method named area with one double parameter named radius. The method needs to return a double value that represents the area of a circle. If the parameter radius is negative, then return -1.0 to present an invalid value. Write another overloaded method with 2 parameters side1 and side2 (both double) where side1 and side2 represent the sides of a rectangle. The method needs to return the area of a rectangle. If either or both parameters are negative, return -1.0 to indicate an invalid val

Java Heap Space vs Stack - Memory Allocation in Java | DigitalOcean