C语言实现静态顺序表

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C语言实现静态顺序表

首先小小声明一下,最近一直没有更新博客,主要是在忙于搭建自己的博客,因为这个CSDN用起来确实不是很方便,再加上刚开学事情比较多,所以就没有太更新。
现在,做个小小的宣传,我的个人博客网站:www.louhang.xin 欢迎大家来访问,这个网站上也主要是我的学习历程和技术分析。以后我的主要博客技术分享就主要放在自己的网站上了,当然CSDN上也会更新的。
ok,闲话说完,进入正题:

顺序表是在计算机内存中以数组的形式保存的线性表,是指用一组地址连续的存储单元依次存储数据元素的线性结构。线性表采用顺序存储的方式存储就称之为顺序表。

下面我们来看看以C语言的形式来如何实现数据结构–静态顺序表。

我将代码分成了三部分,第一步部分即头文件,第二部分顺序表代码部分,第三部分测试部分,详看代码如下:

1. 头文件(SqeList.h)

#ifndef __SEQLIST_H__#define __SEQLIST_H__ #define  _CRT_SECURE_NO_WARNINGS 1 #include<stdio.h>#include<assert.h>#include <string.h>#include <stdlib.h> #define N 100 typedef int DataType; typedef struct SeqList{    DataType array[N]; // 数组    size_t size;       // 有效数据的个数}SeqList; void InitSeqList(SeqList* s);void PrintSeqList(SeqList* s);void PushBack(SeqList* s, DataType x);void PopBack(SeqList* s);void PushFront(SeqList* s, DataType x);void PopFront(SeqList* s);void Insert(SeqList* s, size_t pos, DataType x);void Erase(SeqList* s, size_t pos);int Find(SeqList* s, DataType x);void Modify(SeqList* s, size_t pos, DataType x);void Remove(SeqList* s, DataType x);void RemoveAll(SeqList* s, DataType x);void BubbleSort(SeqList* s);void SelectSort(SeqList* s);void SelectSort_OP(SeqList* s);int BinarySearch(SeqList* s, DataType x); #endif //__SEQLIST_H__

2. 顺序表(SqeList.c)

#include"Seqlist.h" //初始化结构体void InitSeqList(SeqList* s){    assert(s);    memset(s, 0, sizeof(DataType)*N);    s->size = 0;} //打印函数void PrintSeqList(SeqList* s){    size_t i = 0;    assert(s);    if (s->size == 0)    {        perror("SeqList is empty\n");        return;    }     for (i = 0; i < s->size; i++)    {        printf("%d ", s->array[i]);    }    printf("\n");} //输入元素void PushBack(SeqList* s, DataType x){    assert(s);    if (s->size == N)    {        perror("SeqList is full\n");        return;    }     s->array[s->size] = x;    s->size++;} //删除元素void PopBack(SeqList* s){    assert(s);    if (s->size == 0)    {        perror("SeqList is empty\n");        return;    }     s->size--;} //在顺序表头部插入元素void PushFront(SeqList* s, DataType x){    size_t i = 0;    assert(s);    if (s->size == N)    {        perror("SeqList is full\n");        return;    }     for (i = 0; i < s->size; i++)    {        s->array[s->size - i] = s->array[s->size - i - 1];    }     s->array[0] = x;    s->size++;} //删除顺序表头部元素void PopFront(SeqList* s){    size_t i = 0;    assert(s);    if (s->size == 0)    {        perror("SeqList is empty\n");        return;    }     for (i = 0; i < s->size-1; i++)    {        s->array[i] = s->array[i + 1];    }     s->size--;} //在指定位置插入元素void Insert(SeqList* s, size_t pos, DataType x){    size_t i = pos;    assert(s);    assert(pos >= 0 && pos <= s->size - 1);    if (s->size == N)    {        perror("SeqList is full\n");        return;    }         for (i = s->size-1; i >= pos; i--)    {        s->array[i + 1] = s->array[i];    }    s->array[pos] = x;    s->size++;} //删除指定位置的元素void Erase(SeqList* s, size_t pos){    size_t i = 0;    assert(s);    assert(pos >= 0 && pos <= s->size - 1);    if (s->size == 0)    {        perror("SeqList is empty\n");        return;    }     for (i = pos; i < s->size - 1; i++)    {        s->array[i] = s->array[i + 1];    }    s->size--;} //查找元素int Find(SeqList* s, DataType x){    int i = 0;    assert(s);    if (s->size == 0)    {        perror("SeqList is empty\n");        return;    }     for (i = 0; i < s->size; i++)    {        if (s->array[i] == x)        {            return i;        }    }    printf("Find failed\n");    return -1;} //修改指定位置的元素void Modify(SeqList* s, size_t pos, DataType x){    int i = 0;    assert(s);    assert(pos >= 0 && pos <= s->size - 1);    if (s->size == 0)    {        perror("SeqList is empty\n");        return;    }     s->array[pos] = x;} //删除某元素void Remove(SeqList* s, DataType x){    size_t i = 0;    size_t j = 0;    DataType pos;    assert(s);    if (s->size == 0)    {        perror("SeqList is empty\n");        return;    }     ////利用查找函数和擦除函数进行删除    pos = Find(s, x);    if (pos == -1)    {        return;    }    else if (pos != -1)    {        Erase(s, pos);    }     //利用for循环来进行删除    //for (i = 0; i < s->size; i++)    //{    //  if (s->array[i] == x)    //  {    //      for (j = i; j < s->size - 1; j++)    //      {    //          s->array[j] = s->array[j + 1];    //      }    //      s->size--;    //      break;    //  }    //}} //删除顺序中所有的某元素void RemoveAll(SeqList* s, DataType x){    DataType i = 0;    DataType j = 0;    assert(s);    if (s->size == 0)    {        perror("SeqList is empty\n");        return;    }     while (i < s->size)    {        if (s->array[i] != x)        {            s->array[j] = s->array[i];            j++;        }        i++;    }    s->size = j;             //遍历删除某元素    //for (i = 0; i < s->size; i++)    //{    //  if (s->array[i] == x)    //  {    //      for (j = i; j < s->size - 1; j++)    //      {    //          s->array[j] = s->array[j + 1];    //      }    //      s->size--;    //  }    //}} //元素交换函数void Swap(DataType *left, DataType *right){    DataType temp = *left;    *left = *right;    *right = temp;} //冒泡排序void BubbleSort(SeqList* s){    size_t i = 0;    size_t j = 0;    int flag = 0;    DataType temp = 0;    assert(s);    if (s->size == 0)    {        perror("SeqList is empty\n");        return;    }     for (i = 0; i < s->size; i++)    {        flag = 0;                 for (j = 0; j < s->size - i - 1; j++)        {            if (s->array[j] > s->array[j + 1])            {                Swap(s->array + j, s->array + j + 1);                flag = 1;            }          }        if (flag == 0)        {            break;        }    }} //选择排序void SelectSort(SeqList* s){    size_t i = 0;    size_t j = 0;    size_t min = 0;    assert(s);    if (s->size == 0)    {        perror("SeqList if empty\n");        return;    }     for (i = 0; i < s->size; i++)    {        min = i;        for (j = i; j<s->size; j++)        {            if (s->array[min]>s->array[j])            {                min = j;            }        }        Swap(s->array + i, s->array + min);    }} //优化选择排序void SelectSort_OP(SeqList* s){    size_t i = 0;    size_t j = 0;    size_t min = 0;    size_t max = 0;    size_t start = 0;    size_t end = 0;    assert(s);    if (s->size == 0)    {        perror("SeqList if empty\n");        return;    }     for (start = 0, end = s->size-1; start < end; start++, end--)    {        min = start;        max = end;        for (i = start; i <= end; i++)        {            if (s->array[min] > s->array[i])            {                min = i;            }            if (s->array[max] < s->array[i])            {                max = i;            }        }        Swap(s->array + start, s->array + min);                 if (start == max)        {            max = min;        }        Swap(s->array + end, s->array + max);    }} //二分查找int BinarySearch(SeqList* s, DataType x){    size_t left = 0;    size_t right = s->size - 1;    size_t mid;    while (left < right)    {        mid = left + (right - left) / 2;             if (s->array[mid] > x)        {            right = mid - 1;        }        else if (s->array[mid] < x)        {            left = mid + 1;        }        else        {            return mid;        }    }}
3. 测试代码(test.c)
#include"Seqlist.h"int main(){    SeqList s;    int ret = 0;    //Init    InitSeqList(&s);     //PushBack    PushBack(&s, 1);    PushBack(&s, 8);    PushBack(&s, 3);    PushBack(&s, 0);    PushBack(&s, 9);    PushBack(&s, 7);    PushBack(&s, 2);    PushBack(&s, 4);     PrintSeqList(&s);     //Popback    PopBack(&s);    PopBack(&s);     PrintSeqList(&s);     //PushFront    PushFront(&s, 0);    PushFront(&s, 4);     PrintSeqList(&s);     //PopFront    PopFront(&s);    PopFront(&s);     PrintSeqList(&s);     //Insert    Insert(&s, 2, 1);    Insert(&s, 4, 6);    Insert(&s, 6, 2);     PrintSeqList(&s);     //Erase    Erase(&s, 4);     PrintSeqList(&s);     //Find    //ret = Find(&s, 1);    //printf("%d\n", ret);         //Modify(    Modify(&s, 4, 6);     PrintSeqList(&s);     //Remove    Remove(&s, 1);     PrintSeqList(&s);     //RemoveAll    RemoveAll(&s, 2);     PrintSeqList(&s);     //BubbleSort    //BubbleSort(&s);     //PrintSeqList(&s);     //SelectSort    //SelectSort(&s);     //PrintSeqList(&s);     //SelectSort_OP    SelectSort_OP(&s);     PrintSeqList(&s);         //BinarySearch    ret = BinarySearch(&s, 3);    printf("\n%d\n", ret);     system("pause");    return 0;}



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