#include <malloc.h>
#define MaxSize 50
typedef char ElemType
typedef struct
{
ElemType elem[MaxSize]
int length
}SqList
void InitList(SqList *L) /型尘* 初始化顺序表 */
{
L=(SqList *)malloc(sizeof(SqList))
L->length=0
}
void CreateListR(SqList *L,ElemType a[],int n) /*创建顺序表 */
{
int i
for(i=0i<ni++)
L=(SqList *)malloc(sizeof(SqList))
L->elem[i]=a[i]
L->length++
}
void DispList(SqList *L) /* 输出顺序表 */
{
int i
if(ListEmpty(L)) return
for(i=0i<L->lengthi++)
printf("%c",L->elem[i])
printf("\n")
}
int ListLength(SqList *L) /* 求顺序表的长度 */卜携禅
{
return(L->length)
}
int ListEmpty(SqList *L) /* 求顺序表是否为空 */
{
return(L->length==0)
}
int GetElem(SqList *L,int i,ElemType e) /*求顺序表中某个数据的元素值 */
{
if(i<1||i>L->length)
return 0
else
e=L->elem[i-1]
return 1
}
int LocateElem(SqList *L,ElemType e)/*按值查找元素*/
{
int i=0
while(i<L->length&&L->elem[i]!=e) i++
if(i>=L->length)
return 0
else
return i+1
}
int ListInsert(SqList *L,int i,ElemType e) /*按i位隐嫌置插入元素*/
{
int j
if(i<1||i>L->length+1)
return 0
i--
for (j=L->lengthj>ij--)
L->elem[j]=L->elem[j-1]
L->elem[i]=e
L->length++
return 1
}
int ListDelete(SqList *L,int i,ElemType e) /*删除某个位置的元素*/
{
int j
if (i<1||i>L->length)
return 0
i--
e=L->elem[i] /*e中的放elem[i]有何用..以后没用到*/
for(j=ij<L->length-1j++)
L->elem[j]=L->elem[j+1]
L->length--
return 1
}
void DestroyList(SqList *L) /*销毁链表*/
{
free(L)
}
void main()
{
SqList L
ElemType a[]={'a','b','c','d'}
int c
int e
while(1)
{
printf("Please Choose the step you want ?\n\n")
scanf("%d",&c)
if(c==0) break
switch(c)
{
case 1: InitList(&L)break
case 2: CreateListR(&L,a,4)break
case 3: DispList(&L)break
case 4: printf("long %d", ListLength(&L))break
case 5: printf("%d",ListEmpty(&L))break
case 6: GetElem(&L,3,e)break
case 7: LocateElem(&L,'a')break
case 8: ListInsert(&L,4,'f')break
case 9: DispList(&L)break
case 10: ListDelete(&L,3,e)break
case 11: DispList(&L)break
case 12: DestroyList(&L)break
default: printf("error data")break
}
}
}
--顺序表.h#include<stdio.h>
#include<stdlib.h>基棚
#include<malloc.h>
#define LIST_INIT_SIZE 100
#define LISTINCREMENT 10
#define TRUE 1
#define FLASE 0
typedef int Elemtype
typedef int Status
/*接口定义
Status InitList_Sq(SqList &L,int size,int inc)
void CreateList_Sq(SqList &L)
void print_Sq(SqList &L)
int Search_Sq(SqList L, Elemtype e)
Status DestroyList_Sq(SqList &L)
Status ClearList_Sq(SqList &L)
Status ListEmpty_Sq(SqList L)
int ListLength_Sq(SqList L)
Status GetElem_Sq(SqList L, int i, Elemtype &e)
Status PutElem_Sq(SqList &L, int i, Elemtype e)
Status Append_Sq(SqList &L, Elemtype e)
Status DeleteLast_Sq(SqList &L, Elemtype &e)
*/
--------------------
#include "顺序表.h"
//定义顺序表类型
typedef struct {
Elemtype *elem
int length
int listsize
int increment
}SqList
//初始化顺序表派肢
Status InitList_Sq(SqList &L,int size,int inc) {
L.elem = (Elemtype *)malloc(size * sizeof(Elemtype))
L.length = 0
L.listsize = size
L.increment = inc
return TRUE
}
//创建顺序表
Status CreateList_Sq(SqList &L) {
int i
printf("请输入你要创建的顺序表元素个数:\n")
scanf_s("%d", &L.length)
if (L.length >= L.listsize) {
L.elem = (Elemtype *)realloc(L.elem, (L.listsize + L.increment) * sizeof(Elemtype))
}
if (!L.elem) {
return FLASE
}
printf("请输入你要创建的顺序表:\n")
for (i = 0i<L.lengthi++) {
scanf_s("%d", &L.elem[i])
}
}
//遍历顺序表
void print_Sq(SqList &L) {
int i
for (i = 0i<L.lengthi++) {
printf("%4d", L.elem[i])
}
}
//查找元素的位置
int Search_Sq(SqList L, Elemtype e) {
int i = 0
while (L.elem[i] != e&&i<L.length) {
i++
}
if (i>L.length)
return -1
else
return i + 1//因为C语言是从下标为0开始的,当i=0时表示第一个元素
}
//销毁顺序表
Status DestroyList_Sq(SqList &L) {
if (L.elem == NULL)
return -1
else
free(L.elem)
printf("\n销搏羡则毁成功\n")
return TRUE
}
//清空顺序表
Status ClearList_Sq(SqList &L) {
if (L.elem == NULL)
exit(0)
int i
Elemtype *p_elem = L.elem
for (i = 0i<L.lengthi++) {
*L.elem = NULL
L.elem++
}
L.elem = p_elem
}
//判断顺序表是否为空
Status ListEmpty_Sq(SqList L) {
int i
Elemtype* p_elem = L.elem
for (i = 0i<L.lengthi++) {
if (*L.elem != 0) {
L.elem = p_elem
return FLASE
}
L.elem++
}
return TRUE
}
//求顺序表的长度
int ListLength_Sq(SqList L) {
return L.length
}
//用e返回顺序表L中第i个元素的值
Status GetElem_Sq(SqList L, int i, Elemtype &e) {
int j
Elemtype* p_elem = L.elem
if (i<1 || i>L.length)
return FLASE
for (j = 1j <= ij++)
L.elem++
e = *L.elem
L.elem = p_elem
return TRUE
}
//将顺序表L中第i个元素赋值为e
Status PutElem_Sq(SqList &L, int i, Elemtype e) {
L.elem[i - 1] = e
return TRUE
}
//在顺序表L表尾添加元素e
Status Append_Sq(SqList &L, Elemtype e) {
L.elem[L.length] = e
L.length++
L.listsize += L.increment
return TRUE
}
//删除顺序表L表尾元素
Status DeleteLast_Sq(SqList &L, Elemtype &e) {
e = L.elem[L.length - 1]
L.length--
return TRUE
}
********************************************主函数.c*************************************************
#include <stdio.h>
#include <stdlib.h>
#include "顺序表.h"
#include "源代码.h"
//--------------------主函数入口--------------------
int main(){
SqList L
int size, inc
int e
int a
int length
int i
int temp
int j=10
int ee
printf("\n--------------------顺序表初始化------------------\n")
printf("请输入顺序表的长度size以及扩容量:\n")
scanf_s("%d %d", &size, &inc)
InitList_Sq(L, size, inc)
CreateList_Sq(L)
printf("\n--------------------判断是否为空------------------\n")
if(ListEmpty_Sq(L)){
printf("该顺序表为空\n")
}
else
printf("该顺序表不为空\n")
printf("\n--------------------遍历顺序表--------------------\n")
printf("此时顺序表为:\n")
print_Sq(L)
printf("\n--------------------查找元素----------------------\n")
printf("\n请输入要查找的元素:\n")
scanf_s("%d",&e)
a = Search_Sq(L, e)
printf("%d为第%d位:\n",e,a)
printf("\n--------------------输出长度----------------------\n")
length = ListLength_Sq(L)
printf("顺序表的长度为%d\n",length)
printf("\n----------将顺序表L中第i个元素赋值为temp----------\n")
printf("请输入第i个元素的i值和temp值:\n")
scanf_s("%d %d",&i,&temp)
PutElem_Sq(L, i, temp)
printf("\n此时顺序表为:\n")
print_Sq(L)
printf("\n---------------在顺序表表尾添加元素---------------\n")
Append_Sq(L, j)
printf("\n此时顺序表为:\n")
print_Sq(L)
printf("\n---------------在顺序表表尾删除元素---------------\n")
DeleteLast_Sq(L, ee)
printf("\n被删除的元素为%d\n",ee)
printf("此时顺序表为:\n")
print_Sq(L)
printf("\n-------------------清空顺序表---------------------\n")
ClearList_Sq(L)
if(ListEmpty_Sq(L)){
printf("\n清空成功\n")
}
printf("\n------------------销毁顺序表----------------------\n")
DestroyList_Sq(L)
getchar()
getchar()
return 0
}
/*
*程序不足之处:1,main函数不应键型该为 void main
* 2,创建空的顺序表函数中 SqList L//定义顺序表L L是局部变量,
函数结束即销毁,应该用指针代替
* 3,SqList CreateList(SqList L) //创建顺序表(非空)函数中:
scanf("%d",&L.elem)L里面的elem本来就是地址,
没必要 再加&符号,且每次输入都一直放在首地址,
没达到程序所要表达的意思
* 4,void print(SqList L) //输出当前顺序表 函数中:
printf("%-3d",L.elem)和上面是一样的道理
* 5,main函数中没有将申请的内存释放
*现将程序稍作修改如下,望采纳
*/
#include<stdio.h>
#include<stdlib.h>
#define LIST_INIT_SIZE 100
#define Icreament 20
typedef int ElemType //用户自定义数据元素类型
typedef struct
{
ElemType *elem //顺序表的基地址
int length //顺序表的当前长度
int listsize //预设空间容量
}SqList //线性表的顺序存储结构
SqList* InitList() //创建空的顺序表
{
SqList* L = (SqList*)malloc(sizeof(SqList))//定义顺序表L
if(!L)
{
塌掘 printf("空间划分失败,程序退出\n")
return NULL
}
L->elem=(ElemType *)malloc(LIST_INIT_SIZE*sizeof(ElemType))
if(!L->elem)
{
printf("空间划分失败,程序退出\n")
return NULL
}
L->length=0
L->listsize=LIST_INIT_SIZE
return L
}
int CreateList(SqList* L) //创建顺序表(非空)
{
int number //顺序表中元素的个数
int i //循环变量
printf("请输入顺序表中元素的个数:")
scanf("%d",&number)
if(number >LIST_INIT_SIZE) 团亮核//一定要判断输入的个数是否大于顺序表的最大长度
{
printf("输入个数大于顺序表的长度\n")
return 0
}
for(i=0i<numberi++)
{
printf("输入第%d个数: ",i+1)
scanf("%d",L->elem+i) //L->elem+i:每次的输入都保存在顺序表元素中的下一个地址,而不是一直放在元素的首地址
}//给顺序表中每个数据元素赋值
L->length=number //当前顺序表的长度
return 1
}
void print(SqList* L) //输出当前顺序表
{
int i
for(i=0i<L->lengthi++)
{
printf("%-3d",*(L->elem + i)) //L->elem+i:和输入是一个道理
}
printf("\n")
}
int main()
{
SqList* L = InitList() //申请一个指向顺序表的指针,并对其初始化
if(!L) //判断申请是否成功
{
printf("初始化线性表失败\n")
return 1
}
if(!CreateList(L)) //判断创建顺序表是否成功
{
printf("创建顺序表失败\n")
return 1
}
print(L) //打印顺序表
free(L->elem) //释放申请的顺序表元素的内存
free(L) //释放申请的顺序表内存
return 0
}
运行效果如图:
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