This is a java program please type it and paste it.

Create a class called DumbCalculator -Fire up a JPanel -Instantiate a CalculatorPanel -Add to window make visible, etc Class CalculatorPanel 2 JTextField (value1, value2) [input] 1 JButton (add) [add action] 1 JLabel [output] 3 different ActionLister classes First is attached to 1st JTextField, which grabs the value and makes it available in parent instance data