C简单实现动态顺序表

<span style="font-size:18px;">一下为简单实现：</span>

#define SIZE 3;
typedef int DataType;
typedef struct SeqList
{
	DataType *array;
	size_t size;  //数据实际长度
	size_t capicity;//扩展后大小
}SeqList;

//初始化顺序表
void InitSeqList(SeqList *pSeq)
{
	pSeq->capicity = SIZE;
	pSeq->array = (DataType*)malloc(sizeof(DataType)*pSeq->capicity);
	if(NULL == pSeq->array)
	{
		printf("分配内存shi：\n");
		return;
	}
	pSeq->size = 0;
}

//尾插数据
void PushBack(SeqList *pSeq,DataType x)
{
	assert(pSeq);
	if(pSeq->size >= pSeq->capicity)//每次插入一个数据，
		         //size就加一 直到size大于初始容量 就扩容
	{
		DataType *newpSeq;
		pSeq->capicity = (pSeq->capicity)*SIZE;
		newpSeq = (DataType*)malloc(sizeof(DataType)*pSeq->capicity);
		if(NULL == newpSeq)
		{
			printf("内存分配失败：\n");
			return;
		}
		memcpy(newpSeq,pSeq->array,sizeof(DataType)*pSeq->size);
		free(pSeq->array);
		pSeq->array = newpSeq;
		pSeq->array[pSeq->size] = x;
		pSeq->size++;
	}
	else
	{
		pSeq->array[pSeq->size] = x;
		pSeq->size++;
	}
}

//遍历顺序表
void TraverseList(SeqList *pSeq)
{
	int i;
	for(i = 0; i < pSeq->size; i++)
	{
		printf("%d\t",pSeq->array[i]);
	}
	printf("\n");
}

//冒泡排序
void BubbleSort(SeqList *s)
{
	int i, j, temp;
	for(i = 0; i < s->size-1; i++)
	{
		for(j = 0;j < s->size-i-1; j++)
		{
			if(s->array[j]>s->array[j+1])
			{
				temp = s->array[j];
				s->array[j] = s->array[j+1];
				s->array[j+1] = temp;
			}
		}
	}
}

//选择排序
void SeclectSort(SeqList *pSeq)
{
	int i, j, k; //设K为最小数的下标
	for(i = 0; i < pSeq->size; i++)
	{
		DataType temp;
		k = i;
		for(j = i+1; j < pSeq->size; j++)
		{
			if(pSeq->array[j] < pSeq->array[k])
			{
				k = j;
			}
		}
		temp = pSeq->array[i];
		pSeq->array[i] = pSeq->array[k];
		pSeq->array[k] = temp;
	}
} 

//二分查找
int BinarySearch(SeqList *pSeq,DataType x)
{
	int left = 0;
	int right = pSeq->size;

	while(left < right)
	{
		int mid = left + (right - left)/2;
		if(pSeq->array[mid] < x)
		{
			left = mid+1;
		}
		else if(pSeq->array[mid] > x)
		{
			right = mid;
		}
		else
		{
			return mid;
		}
	}
	return -1;
}
//递归 二分查找
int BinarySearch_r(SeqList *pSeq,int left,int right,DataType x)
{
	SeqList List;
	assert(pSeq);
	while(left < right)
	{
		int mid = left + (right - left)/2;
		if(pSeq->array[mid] < x)
		{
			return BinarySearch_r(&List,mid+1,right,x);
		}
		else if(pSeq->array[mid] > x)
		{
			return BinarySearch_r(&List,left,mid,x);
		}
		else
		{
			return mid;
		}
	}
	return -1;
}