/> /> java. javax.swing.JOptionPane.showMessageDialog(null, "Water RPN Calc\nVersion 1.0\n by Andrew Roach"); blankFirst.display. newValue. val. />. val.. display. display. /> else display. /> val. />. val. />.. /> /> stack. display. /> display. stack.. . /> . /> " /> /> /> display. /> stack. else display. 0. /> y= 3. /> click= /> /> 1. /> y= 3. /> click= /> /> 2. /> y= 3. /> click= /> /> 0. /> y= 2. /> click= /> /> 1. /> y= 2. /> click= /> /> 2. /> y= 2. /> click= /> /> 0. /> y= 1. /> click= /> /> 1. /> y= 1. /> click= /> /> 2. /> y= 1. /> click= /> /> 1. /> y= 4. /> click= /> /> 0. /> y= 4. /> click= /> /> 2. /> y= 4. /> click=display. /> /> 3. /> y= 4. /> click= /> /> 3. /> y= 3. /> click= /> /> 3. /> y= 1. /> click= /> /> 3. /> y= 2. /> click= /> /> /> x= 2. /> y= 5. /> click=entermethod /> /> /> x= 0. /> y= 5. /> click=clearmethod /> /> ui. ui. ui. ui. ui. display b7 b8 b9 bdivide b4 b5 b6 bmultiply b1 b2 b3 bminus bd b0 bPi bplus bclear benter