快速排序全部算法

​
// 快速排序.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include "stdlib.h"
#include "stdio.h"
#define MAXSIZE 10
typedef struct {
	int keyWord;
	int otherWord;
}Elemtype;

typedef struct
{
	Elemtype * data;
	int length;

}List,*PList;

void initList(PList L)
{
	L->data = (Elemtype *)malloc(sizeof(Elemtype)*MAXSIZE);
	L->length = 0;
}
void createList(PList L)
{
	initList(L);
	printf("input the total of your nums,but attention,the tips can't beyond %d\n",MAXSIZE);
	scanf_s("%d",&L->length);
	for (int i = 1; i <= L->length; i++)
	{
		scanf_s("%d",&L->data[i].keyWord);
	}
}
int Partition(PList L,int low,int high)
{
	//49 38 65 97 76 13 27 *49 <- 进行排序
	L->data[0].keyWord = L->data[low].keyWord; //将第一个元素作为枢轴点保存
	int pivotkey = L->data[low].keyWord;
	while (lowdata[high].keyWord>=pivotkey) high--;
			//or refill the nums of low with the nums of high
			L->data[low].keyWord = L->data[high].keyWord;
		if(L->data[low].keyWord<=pivotkey) low++;
			L->data[high].keyWord = L->data[low].keyWord;
	}
	//break shows low==high
	//refill the low position with L->data[0].keyWord
	L->data[low].keyWord = L->data[0].keyWord;
	return low;
}
void QSort(PList L,int low ,int high) //Quickly Sort..
{
	if(lowlength);
}
int _tmain(int argc, _TCHAR* argv[])
{
	List L;
	createList(&L);
	QucikSort(&L);
	for (int i = 1; i <= L.length; i++)
	{
		printf("%d\t",L.data[i].keyWord);
	}
	return 0;
}


​

快速排序全部算法_第1张图片

 

你可能感兴趣的:(算法)