建设顺序表算法库 .

时间:2021-03-20 10:29:40
 
<p><strong><span style="font-size:24px;color:#ff0000;">main.cpp:</span></strong></p>
<span style="font-size:18px;">#include<iostream>
using namespace std;
#include"list.h"
int main()  
{   ElemType e;  
    SqList *sq;  
    ElemType x[6]= {5,8,7,2,4,9};  
    CreateList(sq, x, 6);  
    DispList(sq);  
    cout<<ListLength(sq)<<endl;  
    if(GetElem(sq,5,e))cout<<e<<endl;  
    ListInsert(sq,1,1);  
    DispList(sq);  
    ListDelete(sq,1,e);  
    DispList(sq);  
    DestroyList(sq);  
    DispList(sq);  
    return 0;  
}  </span>
 
<span style="color:#ff0000;"><strong><span style="font-size:18px;color:#000000;">list.cpp:</span></strong></span>
<pre class="html" name="code"><span style="font-size:18px;color:#000000;"></span> 
<span style="font-size:18px;color:#000000;">#include <stdio.h>
#include <malloc.h>
#include "list.h"
//用数组创建线性表  
void CreateList(SqList *&L, ElemType a[], int n)  
{  
    int i;  
    L=(SqList *)malloc(sizeof(SqList));  
    for (i=0; i<n; i++)  
        L->data[i]=a[i];  
    L->length=n;  
}  
//判定是否为空表ListEmpty(L)  
bool ListEmpty(SqList *L)  
{  
    return(L->length==0);  
}  
//输出线性表DispList(L)  
void DispList(SqList *L)  
{  
    int i;  
    if (ListEmpty(L)) return;  
    for (i=0; i<L->length; i++)  
        printf("%d ",L->data[i]);  
    printf("\n");  
}  
//求线性表的长度ListLength(L)  
int ListLength(SqList *L)  
{  
    return L->length;  
}  
  
//求某个数据元素值GetElem(L,i,e)  
  
bool GetElem(SqList *L,int i,ElemType &e)  
{  
    if (i<1 || i>L->length)  return false;  
    e=L->data[i-1];  
    return true;  
}  
//按元素值查找LocateElem(L,e)  
int LocateElem(SqList *L, ElemType e)  
{  
    int i=0;  
    while (i<L->length && L->data[i]!=e) i++;  
    if (i>=L->length)  return 0;  
    else  return i+1;  
}  
//插入数据元素ListInsert(L,i,e)  
bool ListInsert(SqList *&L,int i,ElemType e)  
{  
    int j;  
    if (i<1 || i>L->length+1)  
        return false;   //参数错误时返回false  
    i--;            //将顺序表逻辑序号转化为物理序号  
    for (j=L->length; j>i; j--) //将data[i..n]元素后移一个位置  
        L->data[j]=L->data[j-1];  
    L->data[i]=e;           //插入元素e  
    L->length++;   
return true;//顺序表长度增1  
            //成功插入返回true  
}  
//删除数据元素ListDelete(L,i,e)  
bool ListDelete(SqList *&L,int i,ElemType e)  
{  
    int j;  
    if (i<1 || i>L->length)  //参数错误时返回false  
        return false;  
    i--;        //将顺序表逻辑序号转化为物理序号  
    e=L->data[i];  
    for (j=i; j<L->length-1; j++) //将data[i..n-1]元素前移  
        L->data[j]=L->data[j+1];  
    L->length--;              //顺序表长度减1  
    return true;              //成功删除返回true  
}  
//销毁线性表DestroyList(L)  
void DestroyList(SqList *&L)  
{  
    free(L);  
}  </span>

 

list.h:

<span style="font-size:18px;color:#000000;">#ifndef LIST_H_INCLUDED
#define LIST_H_INCLUDED
#define MaxSize 50
typedef int ElemType;
typedef struct
{
    ElemType data[MaxSize];
    int length;
} SqList;
void CreateList(SqList *&L, ElemType a[], int n);//用数组创建线性表
void DestroyList(SqList *&L);//销毁线性表DestroyList(L)
bool ListEmpty(SqList *L);//判定是否为空表ListEmpty(L)
int ListLength(SqList *L);//求线性表的长度ListLength(L)
void DispList(SqList *L);//输出线性表DispList(L)
bool GetElem(SqList *L,int i,ElemType &e);//求某个数据元素值GetElem(L,i,e)
int LocateElem(SqList *L, ElemType e);//按元素值查找LocateElem(L,e)
bool ListInsert(SqList *&L,int i,ElemType e);//插入数据元素ListInsert(L,i,e)
bool ListDelete(SqList *&L,int i,ElemType e);//删除数据元素ListDelete(L,i,e)#endif // LIST_H_INCLUDED
#endif</span>

 

 

结果为:

<img src="https://img-blog.csdn.net/20150921163012599?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQv/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center" alt="" />