      1  import java.util.Arrays;

      2

      3  /**

      4     This program demonstrates the merge sort algorithm by

      5     sorting an array that is filled with random numbers.

      6  */

      7  public class MergeSortDemo

      8  {

      9     public static void main(String[] args)

     10     {

     11        int[] a = ArrayUtil.randomIntArray(20, 100);

     12        System.out.println(Arrays.toString(a));

     13

     14        MergeSorter.sort(a);

     15

     16        System.out.println(Arrays.toString(a));

     17     }

     18  }

     19