#include<iostream>
#include<string>
#include<iomanip>
#include<fstream>
using namespace std;
int count=0;
class CData//
{
public:
CData(){};
virtual int Compare(CData &,int)=0;
virtual void Show()=0;
virtual ~CData(){};
};
class CNode
{
private:
CData *pData;
CNode *pNext;
public:
CNode(){pData=0;pNext=0;};
CNode(CNode &node)
{
pData=node.pData;
pNext=node.pNext;
}
void InputData(CData *pdata){pData=pdata;}
void ShowNode(){pData->Show();}
CData *GetData(){return pData;}
friend class CList;
};
class CList
{

CNode *pHead;
public:
CList(){pHead=0;};
~CList(){DeleteList();}
void AddNode(CNode *pnode);
CNode *DeleteNode(CNode *);
CNode *LookUp(CData &);
bool LookUpF(CData &);
void ShowList();
void DeleteList();
CNode *GetListHead(){return pHead;}
CNode *GetListNextNode(CNode *pnode);
};
CNode *CList::GetListNextNode(CNode *pnode)
{
CNode *p1=pnode;
return p1->pNext;
};
void CList::AddNode(CNode *pnode)
{
if (pHead==0)
{
pHead=pnode;
pnode->pNext=0;
return;
}
else
{
pnode->pNext=pHead;
pHead=pnode;
}
};
CNode *CList::DeleteNode(CNode *pnode)
{
CNode *p1,*p2;
p1=pHead;
while(p1!=pnode&&p1->pNext!=0)
{
p2=p1;
p1=p1->pNext;
}
if (p1==pHead)
{
pHead=pHead->pNext;
return pnode;
}
p2->pNext=p1->pNext;
return pnode;
}
CNode *CList::LookUp(CData &data)
{
CNode *p1=pHead;
while(p1)
{
if (p1->pData->Compare(data,1)==0)
return p1;
p1=p1->pNext;
}
return 0;
}
bool CList::LookUpF(CData &data)
{
bool f1=false;
CNode *p1=pHead;
while(p1)
{
if (p1->pData->Compare(data,0)==0)
{
p1->ShowNode();
f1=true;
}
p1=p1->pNext;

}
return f1;
}
void CList::ShowList()
{
CNode *p1=pHead;
while(p1)
{
p1->pData->Show();
p1=p1->pNext;
}
}
void CList::DeleteList()
{
CNode *p1,*p2;
p1=pHead;
while(p1)
{
delete p1->pData;
p2=p1;
p1=p1->pNext;
delete p2;
}
}
class CTelRecord:public CData
{
private :
char szName[20];
char szNumber[20];
char szF;
public:
CTelRecord(){strcpy(szName,"\0");strcpy(szNumber,"\0");}
CTelRecord(char *name,char *number)
{
strcpy(szName,name);
strcpy(szNumber,number);
szF=name[0];
}
void SetRecord(char *name, char *number)
{
strcpy(szName,name);
strcpy(szNumber,number);
szF=name[0];
}
int Compare(CData &,int);
void Show();
};
int CTelRecord::Compare(CData&data,int choice)
{
CTelRecord &temp=(CTelRecord &)data;
if(choice==1)
return strcmp(szName,temp.szName);
else
return (szF==temp.szF ? 0:1);
}
void CTelRecord::Show()
{
cout<<setw(15)<<szName<<setw(15)<<szNumber<<endl;
}
void AddRecord(CList &TelList)
{
CNode *pNode;
CTelRecord *pTel;
char szName[20],szNumber[20];
cout<<"请输入姓名（输入0退出，并进入系统菜单)"<<endl;
cin.getline(szName,20);
while(strcmp(szName,"0"))
{
cout<<"请输入电话号码: "<<endl;
cin.getline(szNumber,20);
pTel=new CTelRecord;
pTel->SetRecord(szName,szNumber);
pNode=new CNode;
pNode->InputData(pTel);
TelList.AddNode(pNode);
count++;
cout<<"请输入姓名（输入0退出，并进入系统菜单） "<<endl;
cin.getline(szName,20);
}
cout<<endl<<endl;
}

void DisplayRecord(CList&TelList)
{
cout<<"目前共有 "<<count<<" 条记录，具体记录如下："<<endl;
cout<<setw(15)<<"【姓名】"<<setw(15)<<"【电话号码】"<<endl;
TelList.ShowList();
cout<<endl<<endl;
system("pause");
}

void LookUpRecord(CList&TelList)
{
CNode *pLook;
char szName[20];
cout<<"请输入您需要查找的姓名（输入0退出，并进入系统菜单）"<<endl;
cin.getline(szName,20);
while (strcmp(szName,"0"))
{
CTelRecord tele(szName,"0");
pLook=TelList.LookUp(tele);
if (pLook)
{
cout<<"在电话簿中找到"<<szName<<",内容是："<<endl;
cout<<setw(15)<<"【姓名】"<<setw(15)<<"【电话号码】"<<endl;
pLook->ShowNode();
}
else
cout<<"在电话簿中找不到"<<szName<<","<<endl;
cout<<"请输入您需要查找的姓名（输入0退出，并进入系统菜单）"<<endl;
cin.getline(szName,20);
}
cout<<endl<<endl;
}

void DeleteRecord(CList&TelList)
{
CNode *pLook;
char szName[20];
cout<<"请输入您需要删除的姓名（输入0退出，并进入系统菜单）"<<endl;
cin.getline(szName,20);
while(strcmp(szName,"0"))
{
CTelRecord tel(szName,"0");
pLook=TelList.LookUp(tel);
if (pLook)
{
cout<<"在电话簿中找到"<<szName<<",内容是："<<endl;
pLook->ShowNode();
cout<<"请确定是否删除此记录（Y/N)【确定删除请输入Y或y,取消删除请输入N或n】:"<<endl;
char ok;
cin>>ok;
cin.ignore();
if (ok=='Y'||ok=='y')
{
TelList.DeleteNode(pLook);
cout<<szName<<"的资料删除成功！"<<endl;
delete pLook;
count--;
}
else if(ok=='N'||ok=='n')
cout<<szName<<"的资料删除失败"<<endl;
}
else
cout<<"在电话簿中找不到"<<szName<<","<<endl;
cout<<"请输入您需要删除的姓名（输入0退出，并进入系统菜单）"<<endl;
cin.getline(szName,20);
}
cout<<endl<<endl;
}
void ModifyRecord(CList &TelList)
{
CNode *pLook;
CTelRecord *pTel;
char szName[20],szNumber[20];
cout<<"请输入您需要修改的姓名（输入0退出，并进入系统菜单）"<<endl;
cin.getline(szName,20);
while(strcmp(szName,"0"))
{
CTelRecord tel(szName,"0");
pLook=TelList.LookUp(tel);
if (pLook)
{
cout<<"在电话簿中找到"<<szName<<",内容是："<<endl;
pLook->ShowNode();
cout<<"-----下面开始修改-----"<<endl<<"请输入修改后的姓名: "<<endl;
cin.getline(szName,20);
cout<<"请输入修改后的电话号码:"<<endl;
cin.getline(szNumber,20);
cout<<"请确定是否修改此记录（Y/N)【确定修改请输入Y或y,取消修改请输入N或n】:"<<endl;
char ok;
cin>>ok;
cin.ignore();
if (ok=='Y'||ok=='y')
{
pTel=new CTelRecord;
*pTel=tel;
pTel->SetRecord(szName,szNumber);
pLook->InputData(pTel);
cout<<szName<<"的资料修改成功！"<<endl;
}
else if(ok=='N'||ok=='n')
cout<<szName<<"的资料修改失败！"<<endl;
}
else
cout<<" 在电话簿中找不到"<<szName<<","<<endl;
cout<<" 请输入您需要修改的姓名（输入0退出，并进入系统菜单）";
cin.getline(szName,20);
}
}

void StoreFile(CList&TelList)
{
ofstream outfile("TELEPHONE.DAT",ios::binary);
if (!outfile)
{
cout<<" 数据库文件打开错误，没有将数据存入文件!\n";
return;
}
CNode *pnode;
CTelRecord *pTel;
string strName,strNumber;
pnode=TelList.GetListHead();
while(pnode)
{
pTel=(CTelRecord *)pnode->GetData();
outfile.write((char *)pTel,sizeof(CTelRecord));
pnode=TelList.GetListNextNode(pnode);
}
outfile.close();
}
void Operate(string &strChoice,CList&TelList)
{
if (strChoice=="1")
AddRecord(TelList);
else if (strChoice=="5")
DisplayRecord(TelList);

else if (strChoice=="3")
LookUpRecord(TelList);

else if (strChoice=="4")
DeleteRecord(TelList);
else if(strChoice=="2")
ModifyRecord(TelList);
else if (strChoice=="6")

StoreFile(TelList);
else cout<<"对不起，您的输入有误，请重新输入您的选择: "<<endl;
}
void LoadFile(CList &TelList)
{
fstream infile("TELEPHONE.DAT",ios::binary);
if (!infile)
{
cout<<"没有数据文件!\n\n";
return;
}
CNode *pNode;
CTelRecord *pTel;
while (!infile.eof())
{
pTel=new CTelRecord;
infile.read((char*)pTel,sizeof(CTelRecord));
pNode=new CNode;
pNode->InputData(pTel);
TelList.AddNode(pNode);
}
TelList.DeleteNode(pNode);
infile.close();
}

int main()
{
CList TelList;
system("cls");
cout<<"*******************************************************************"<<endl;
cout<<" --------------******欢迎进入电话簿管理系统******-------------\n";
cout<<"*******************************************************************"<<endl;
LoadFile(TelList);
string strChoice;
do
{ cout<<"-------------【欢迎进入系统菜单】------------- "<<endl;
cout<<" 1.添加联系人 "<<endl;
cout<<" 2.修改数据 "<<endl;
cout<<" 3.查询联系人 "<<endl;
cout<<" 4.删除联系人 "<<endl;
cout<<" 5.全部联系人 "<<endl;
cout<<" 6.退 出 "<<endl;
cout<<"【请输入您的选择】："<<endl;
cin>>strChoice;
cin.ignore();
Operate(strChoice,TelList);
}while(strChoice!="6");
StoreFile(TelList);
cout<<"*******************************************************************"<<endl;
cout<<" ------------******欢迎再次使用电话簿管理系统******---------- "<<endl;
cout<<"*******************************************************************"<<endl;
system("pause");
return 0;
}

怎么加到上面那一段中啊