Heading 'Cost of Buying Oranges'  # A title for the Input form.
    NumberIn 'Number of oranges' n    # A number input box.
    NumberIn 'Price of one orange' p  # Another input box.
    CalcButton 'Total Price'          # A button to perform the calculation.

t := n * p                            # The calculation formula.

    Heading 'Total Price of Oranges'  # A title for the calculation output.
    LineOut 'Number' n                # The results we want to display.
    LineOut 'Price' p
    LineOut 'Total Price' t