快速排序2

#include <iostream>

using namespace std;
const int N = 10;
int data[]= {6,1,2,7,9,3,4,5,10,8};
void quickSort(int* data, int low,int high);
void printArray(int* data, int n);
int partition(int* data,int low, int high);
int main()
{
    quickSort(data,0,N-1);
    printArray(data,N);
    return 0;
}

void quickSort(int* data, int low, int high)
{
    if(low>=high) return;
    int key = partition(data,low,high);
    quickSort(data,low,key-1);
    quickSort(data,key+1,high);

}
void printArray(int* data, int n)
{
    for(int i=0;i<n;++i)
    {

        cout<<data[i]<<"	";
    }
    cout<<endl;
}
int partition(int* data,int l, int h)
{
    int low=l,high=h;
    int temp = data[low];
    while(low<high)
    {
        while(low<high && data[high]>=temp) --high;
        while(low<high && data[low]<=temp) ++low;

        if(low<high)
        {
            data[low] ^= data[high];
            data[high] ^= data[low];
            data[low] ^= data[high];
        }
    }

    data[l] = data[low];
    data[low] = temp;
    return low;


}
原文地址:https://www.cnblogs.com/yldf/p/6249896.html