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A game engine made in pure java.

There is a newer version: 6.0.0

package sound.musicg.math.quicksort;
public class QuickSortInteger extends QuickSort{
	
	private int[] indexes;
	private int[] array;
	
	public QuickSortInteger(int[] array){
		this.array=array;
		indexes=new int[array.length];
		for (int i=0; i= j) break;                  					// check if pointers cross
	        swap(a, indexes, i, j);              					 // swap two elements into place
	    }
	    swap(a, indexes, i, right);              					 // swap with partition element
	    return i;
	}
		
	// exchange a[i] and a[j]
	private void swap(int[] a, int[] indexes, int i, int j) {
	    int swap = indexes[i];
	    indexes[i] = indexes[j];
	    indexes[j] = swap;
	}
	
}