4-9 SpeedConverter

Post date: Feb 23, 2014 9:38:07 PM

//This program displays a table of speeds in kph converted to mph.

package speedconverter;

public class SpeedConverter 

{

    public static void main(String[] args)

    {

            //Constants

            final int STARTTING_KPH = 60;  //Starting speed

            final int MAX_KPH = 130;             //Maximum speed

            final int INCREMENT = 10;           //Speed increment

            //Variables

            int kph;            //to hold the speed in kph.

            double mph;  //to hold the speed in mph;

            // Display the table headings.

            System.out.println("kph\t\tmph");

            System.out.println("--------------------");

            // Display the speeds.

            for (kph = STARTTING_KPH; kph <= MAX_KPH; kph += INCREMENT) 

            {

                // Calculate the mph.

                mph = kph * 0.6214;

                // Display the speeds in kph and mph.

                System.out.printf("%d\t\t%.1f\n", kph, mph);

            }

    }  

}