The following text was written to the standard output stream when the SurfaceAreaOfCube program was executed from IntelliJ.
/* *Program that features two functions to compute the surface area of a cube * - The edge length will be read from the standard input stream * -The surface area will be printed to the standard input stream * -Aface of the cube will be modeled as a simple square */ package mathematics; import shapes.SSquare; import java.util.Scanner; public class SurfaceAreaOfCube { public static void main(String[] args) { double edgeLength = edgeLength(); double surfaceArea = surfaceArea(edgeLength); System.out.println("surface area = " + surfaceArea); } private static double edgeLength() { System.out.println("Please enter the edge length of the cube: "); Scanner scanner = new Scanner(System.in); double edgeLength = scanner.nextDouble(); return edgeLength; } private static double surfaceArea(double edgeLength) { SSquare face = new SSquare(edgeLength); int nrOfFaces = 6; double surfaceArea = face.area() * nrOfFaces ; return surfaceArea; } }