public class Demo
{

    public static void main(String[] args)
    {
        Integer[] list = {4, 3, 2, 7, 1, 5, 8, 6};  

        Integer[] H = new Integer[list.length];

        for (int i = 0; i < list.length; i++)
            System.out.print(list[i] + " ");
        System.out.println();
        
        MergeSort.sort(list, 0, list.length, H);

        for (int i = 0; i < list.length; i++)
            System.out.print(list[i] + " ");
        System.out.println();
    }

}