1  /**

  2     This program prints a table of powers of x.

  3  */

  4  public class PowerTable

  5  {

  6     public static void main(String[] args)

  7     {  

  8        final int NMAX = 4;

  9        final double XMAX = 10;

 10  

 11        // Print table header

 12        

 13        for (int n = 1; n <= NMAX; n++)

 14        {

 15           System.out.printf("%10d", n);

 16        }

 17        System.out.println();

 18        for (int n = 1; n <= NMAX; n++)

 19        {

 20           System.out.printf("%10s", "x ");

 21        }

 22        System.out.println();

 23  

 24        // Print table body

 25  

 26        for (double x = 1; x <= XMAX; x++)

 27        {

 28           // Print table row

 29           

 30           for (int n = 1; n <= NMAX; n++)

 31           {

 32              System.out.printf("%10.0f", Math.pow(x, n));

 33           }

 34           System.out.println();

 35        }

 36     }

 37  }