public class QuickSort {        public static void sort(int arr[],int low,int high){        int l=low;        int h=high;        int temp=arr[low];        while(l<h)        {            while(l<h&&arr[h]>=temp) h--;            arr[l]=arr[h];            while(l<h&&arr[l]<=temp) l++;            arr[h]=arr[l];        }        System.out.println("h:"+h+" l:"+l);        arr[l]=temp;        if(l>low)sort(arr,low,h-1);        if(h<high)sort(arr,l+1,high);    }        public static void main(String[] args)    {        int a[]={5,8,7,1,3,2,6,4};        sort(a,0,a.length-1);        for(int i=0;i<a.length;i++)            System.out.print(a[i]+" ");    }}