程序那里出错了，大家看看！

embeddedboy 2004-12-22 08:25:27

#include<iostream>
template<class T>class List
{
public:
List();
void Add(T&);
void Remove(T&);
T* Find(T&);
void PrintList();
~List();
protected:
struct Node{
Node* pNext;
T* pT;

};
Node* pFirst;
};

template<class T>List<T>::List()
{
pFirst=0;
}

template<class T>
void List<T>::Add(T& t)
{
Node* temp=new Node;
temp->pT=&t;
temp->pNext=pFirst;
pFirst=temp;

}

template<class T>void List<T>::Remove(T& t)
{
Node* q=0;
if(*(pFirst->pT)==t)//在结构的头
{
q=pFirst;
pFirst=pFirst->pNext;

}
else
{
for(Node* p=pFirst;p->pNext;p=p->pNext)
if(*(p->pNext->pT)==t)
{
q=p->pNext;
p->pNext=q->pNext;
break;

}

}
if(q){
delete q->pT;
delete q;
}

}

template<class T>
T* List<T>::Find(T& t)
{
for(Node* p=pFirst;p;p=p->pNext)
{
if(*(p->pT)==t)
return p->pT;
}
return 0;

}

template<class T>
void List<T>::PrintList()
{
for(Node* p=pFirst;p;p=p->pNext)
{
cout<<*(p->pT)<<" ";
}
cout<<endl;
}

template<class T>
List<T>::~List()
{
Node* p;
while(p=pFirst)
{
pFirst=pFirst->pNext;
delete p->pT;
delete p;
}

}

void main()
{
List<float> floatList;
for(int i=1;i<7;i++)
{
floatList.Add(*new float(i+0.6));

}
floatList.PrintList();
float b=3.6;
float* pa=floatList.Find(b);
if(pa)
{
floatList.Remove(*pa);

}
floatList.PrintList();

}

...全文

69 3 打赏收藏转发到动态举报

写回复

用AI写文章

3 条回复

切换为时间正序

请发表友善的回复…

发表回复

embeddedboy 2004-12-23

打赏
举报

xiexie !

paybfly 2004-12-22

打赏
举报

这个程序是要干什么啊？

sms88 2004-12-22

打赏
举报

//少了 using namespace std;

#include<iostream>
using namespace std;
template<class T>class List
{
public:
List();
void Add(T&);
void Remove(T&);
T* Find(T&);
void PrintList();
~List();
protected:
struct Node{
Node* pNext;
T* pT;

};
Node* pFirst;
};

template<class T>List<T>::List()
{
pFirst=0;
}

template<class T>
void List<T>::Add(T& t)
{
Node* temp=new Node;
temp->pT=&t;
temp->pNext=pFirst;
pFirst=temp;

}

template<class T>void List<T>::Remove(T& t)
{
Node* q=0;
if(*(pFirst->pT)==t)//在结构的头
{
q=pFirst;
pFirst=pFirst->pNext;

}
else
{
for(Node* p=pFirst;p->pNext;p=p->pNext)
if(*(p->pNext->pT)==t)
{
q=p->pNext;
p->pNext=q->pNext;
break;

}

}
if(q){
delete q->pT;
delete q;
}

}

template<class T>
T* List<T>::Find(T& t)
{
for(Node* p=pFirst;p;p=p->pNext)
{
if(*(p->pT)==t)
return p->pT;
}
return 0;

}

template<class T>
void List<T>::PrintList()
{
for(Node* p=pFirst;p;p=p->pNext)
{
cout<<*(p->pT)<<" ";
}
cout<<endl;
}

template<class T>
List<T>::~List()
{
Node* p;
while(p=pFirst)
{
pFirst=pFirst->pNext;
delete p->pT;
delete p;
}

}

void main()
{
List<float> floatList;
for(int i=1;i<7;i++)
{
floatList.Add(*new float(i+0.6));

}
floatList.PrintList();
float b=3.6;
float* pa=floatList.Find(b);
if(pa)
{
floatList.Remove(*pa);

}
floatList.PrintList();

}