public class SortableIntArray implements Sortable
{
	private int[] a;
	
	SortableIntArray(int num)
	{
		a=new int[num];
	}
	
   public void sort()
   {
      // Sort the array using Bubble Sort
		// Last elements in the array are sorted first
		for(int i=0; i < a.length; i++) 
		{
			for(int j=0; j<a.length-1-i; j++)
				if (a[j+1] < a[j])   /* compare the two neighbors */
				{
					int tmp = a[j];   /* swap a[j] and a[j+1]      */
					a[j] = a[j+1];
					a[j+1] = tmp;
				}
		} 
   }
	
	public void print()
	{
		System.out.print("\nIndex i:      ");
		for(int i=0; i< a.length; i++)
			System.out.printf("%2d, ", i);

		System.out.print("\nElement a[i]: ");
		for(int i=0; i< a.length; i++)
			System.out.printf("%2d, ", a[i]);
			
		System.out.println("\n\n");
	}
	
	public void randomize()
	{
		for(int i=0; i< a.length; i++)
			a[i]= (int) (Math.random()*10+1);
	}
 }