一天一个算法之 -- C语言快速排序

版权声明：本文为博主原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接和本声明。

本文链接： https://blog.csdn.net/hnujunjie/article/details/100541673

#include<stdio.h>

int main()

{
int QuikSort(int array[],int low,int high);

int array[10] = {2,5,8,1,7,5,11,9,37,6};

QuikSort(array,0,sizeof(array)/sizeof(int));

for(int i = 0;i < 10;i++)
{
    printf("%d ",array[i]);
}

return 0;

}

int QuikSort(int array[],int low,int high)

{

int i = low;

int high_2 = high;

int low_2 = low;

int temp;

if(low < high)

{

for(;low < high;)

{

    if(array[i] >= array[high])
    {

        temp = array[i];

        array[i] = array[high];

        array[high] =temp;

        i = high;

        low ++;

        //low和high的作用分别代表比枢轴值小/大的元素的边界

    }

    if(array[i] <= array[low])
    {
        temp = array[i];

        array[i] = array[low];

        array[low] =temp;

        i = low;

        high --;

    }

}

QuikSort(array,low_2,i-1);

//递归求解子问题

QuikSort(array,i+1,high_2);

}

else
{
    return 0;
}

}