线性表顺序存储的12个基本操作,求c语言程序,在c++6.0环境下编译的

2025-02-28 00:28:45
推荐回答(2个)
回答(1):

//顺序表的抽象数据类型定义
#include
// 所有bool型函数,返回true表示操作正常完成,否则返回false。
template // 模板声明, T是类参数(即,可变类型)
class sqList
{
protected:
T *elem ; // elem是指向存放数据元素的数组指针
int Size; // 顺序表的当前长度(元素数目)
int MaxSize; // 顺序表的最大长度(容量)
public:
sqList(int ms=10); // 构造函数
sqList(const sqList&); // 复制构造函数
~sqList() // 析构函数
{ delete[] elem; }
sqList& operator=(const sqList&); //"="运算符重载
bool isEmpty() // 判断顺序表是否为空表
{ return Size==0; }
bool isFull() // 判断顺序表是否已"满"
{ return Size==MaxSize; }
int Length() // 求顺序表的长度
{ return Size; }
bool GetNode(int index, T& e); // 取表中第index个数据元素存入e
int LocateNode(T e); // 查找值为e的元素
int LocateNode(T e,int,int); // 在给定范围内查找值为e的元素
bool InsertNode(T e, int index); // 插入值为e的新数据元素使其成为表的第index个元素
bool InsertNode(T e); // 按元素值e的大小插入(顺序表有序)
bool DeleteNode(int index,T& e); // 从顺序表中删除第index个数据元素 被删除元素存入e
void traverse(char); // 遍历顺序表
};
templatevoid visitNodeData(T); //输出数据域T实例化后才能确定访问方式
template void sqList::traverse(char endchar) // endchar是表结束符
{ for(int i=0; i cout<}
template sqList::sqList(int ms) //构造“空”顺序表
{ if (ms<=0){ cout<<"ERROR:invalid MaxSize!!\n"; return ; }
elem=new T[ms]; MaxSize=ms; Size=0;
}
template sqList::sqList(const sqList& obj)
// 由顺序表obj复制构造新表
{ MaxSize=obj.MaxSize; Size=obj.Size; // 被构造表与obj表容量、表长应相同
elem=new T[MaxSize];
for(int j=0;j }
templatesqList& sqList::operator=(const sqList&origin)
//"="运算符重载
{ if(MaxSize!=origin.MaxSize) // 当前表与origin表容量不等
// 需释放原来的存放数据元素空间,重新为当前表申请空间
{ delete[] elem;
MaxSize=origin.MaxSize;
elem=new T[MaxSize];
}
Size=origin.Size; // 当前表长与origin表长应相同
for(int j=0;j }
template bool sqList::GetNode(int index, T& e)
{ if(index<1||index>Size) return false;
e=elem[index-1]; return true;
}
template int sqList::LocateNode(T e)
{ int i=0;
while( i if(i}
template int sqList::LocateNode(T e,int low,int up)
// 在给定范围low-up间查找值为e的元素,返回-1表示被查元素不存在,否则是被查元素的序号
{ int i=low-1;
while( i if(i}
template bool sqList::InsertNode(T e, int index)
{ int j; bool r=false;
if(index<1||index>Size+1) // 非法插入位置
cout<<"ERROR:invalid index!!\n";
else
if(isFull()) // 表满(溢出)
cout<<"ERROR: overflow !!";
else{
for(j=Size; j>=index; j--) // 数据元素依次后移
elem[j]=elem[j-1];
elem[j]=e; // 插入新数据元素
Size++; // 表长增1
r=true; // 设置插入正常标志
}
return r;
}
template bool sqList::InsertNode(T e)
// 将数据元素e插入有序表,使保持有序
{ int j;
if(isFull()) // 返回,表溢出无法插入
{ cout<<"ERROR: overflow !!"; return false; }
for(j=Size; j>0; j--) // 边查找应插入位置边移动元素
if(elem[j-1]>e) elem[j]=elem[j-1];
else break;
elem[j]=e; // 插入新数据元素
Size++; // 表长增1
return true; // 返回插入正常标志
}
template bool sqList::DeleteNode(int index, T& e)
{ int j; bool r=false;
if(index<1||index>Size) //非法删除位置
cout<<"ERROR:invalid index!!\n";
else
{
e = elem[index-1]; //被删数据元素值放入e
for(j=index;j Size--; //表长减1
r=true; //设置删除正常标志
}
return r;
}

回答(2):

#include
  typedef int elemType;
  /************************************************************************/
  /* 以下是关于线性表顺序存储操作的16种算法 */
  /************************************************************************/
  struct List{
  elemType *list;
  int size;
  int maxSize;
  };
  void againMalloc(struct List *L)
  {
  /* 空间扩展为原来的2倍,并由p指针所指向,原内容被自动拷贝到p所指向的存储空间 */
  elemType *p = realloc(L->list, 2 * L->maxSize * sizeof(elemType));
  if(!p){ /* 分配失败则退出运行 */
  printf("存储空间分配失败! ");
  exit(1);
  }
  L->list = p; /* 使list指向新线性表空间 */
  L->maxSize = 2 * L->maxSize; /* 把线性表空间大小修改为新的长度 */
  }
  /* 1.初始化线性表L,即进行动态存储空间分配并置L为一个空表 */
  void initList(struct List *L, int ms)
  {
  /* 检查ms是否有效,若无效的则退出运行 */
  if(ms <= 0){
  printf("MaxSize非法! ");
  exit(1); /* 执行此函数中止程序运行,此函数在stdlib.h中有定义 */
  }
  L->maxSize = ms; /* 设置线性表空间大小为ms */
  L->size = 0;
  L->list = malloc(ms * sizeof(elemType));
  if(!L->list){
  printf("空间分配失败! ");
  exit(1);
  }
  return;
  }
  /* 2.清除线性表L中的所有元素,释放存储空间,使之成为一个空表 */
  void clearList(struct List *L)
  {
  if(L->list != NULL){
  free(L->list);
  L->list = 0;
  L->size = L->maxSize = 0;
  }
  return;
  }
  /* 3.返回线性表L当前的长度,若L为空则返回0 */
  int sizeList(struct List *L)
  {
  return L->size;
  }
  /* 4.判断线性表L是否为空,若为空则返回1, 否则返回0 */
  int emptyList(struct List *L)
  {
  if(L->size ==0){
  return 1;
  }
  else{
  return 0;
  }
  }
  /* 5.返回线性表L中第pos个元素的值,若pos超出范围,则停止程序运行 */
  elemType getElem(struct List *L, int pos)
  {
  if(pos < 1 || pos > L->size){ /* 若pos越界则退出运行 */
  printf("元素序号越界! ");
  exit(1);
  }
  return L->list[pos - 1]; /* 返回线性表中序号为pos值的元素值 */
  }
  /* 6.顺序扫描(即遍历)输出线性表L中的每个元素 */
  void traverseList(struct List *L)
  {
  int i;
  for(i = 0; i < L->size; i++){
  printf("%d ", L ->list[i]);
  }
  printf(" ");
  return;
  }
  /* 7.从线性表L中查找值与x相等的元素,若查找成功则返回其位置,否则返回-1 */
  int findList(struct List *L, elemType x)
  {
  int i;
  for(i = 0; i < L->size; i++){
  if(L->list[i] == x){
  return i;
  }
  }
  return -1;
  }
  /* 8.把线性表L中第pos个元素的值修改为x的值,若修改成功返回1,否则返回0 */
  int updatePosList(struct List *L, int pos, elemType x)
  {
  if(pos < 1 || pos > L->size){ /* 若pos越界则修改失败 */
  return 0;
  }
  L->list[pos - 1] = x;
  return 1;
  }
  /* 9.向线性表L的表头插入元素x */
  void inserFirstList(struct List *L, elemType x)
  {
  int i;
  if(L->size == L->maxSize){
  againMalloc(L);
  }
  for(i = L->size - 1; i >= 0; i--){
  L->list[i + 1] = L ->list[i];
  }
  L->list[0] = x;
  L->size ++;
  return;
  }
  /* 10.向线性表L的表尾插入元素x */
  void insertLastList(struct List *L, elemType x)
  {
  if(L->size == L ->maxSize){ /* 重新分配更大的存储空间 */
  againMalloc(L);
  }
  L->list[L->size] = x; /* 把x插入到表尾 */
  L->size++; /* 线性表的长度增加1 */
  return;
  }

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