/** * CalcTester * A test for the Calculator class -- some simple arithmetic plus save/recall. * * Written in class on 16 January 2006 for CS117 3A, Carleton College. */ public class CalcTester { public static void main(String[] args) { Calculator calc = new Calculator(); double z = calc.multiply(2.0,3.0); System.out.println("2*3 = " + z); z = calc.add(2.0,3.0); System.out.println("2+3 = " + z); calc.saveLastValue(); System.out.println("saved"); z = calc.multiply(2.0,1.0); System.out.println("2*1 = " + z); z = calc.multiply(2.0,12.0); System.out.println("2*12 = " + z); z = calc.multiply(2.0,9.0); System.out.println("2*9 = " + z); z = calc.recallSavedValue(); System.out.println("recall " + z); } }