Связь классов и методов

#include "stdafx.h"
#include "iostream"
#include "conio.h"
using namespace std;
class TMessage
{
public:
    char Topic[30];
    char Author[30];
    char Text[250];
};
 
class TTopic
{
public:
    TMessage* AddMessage(char* topic,char* author,char* text);
    void DeleteMessage(int n);
    void GetMessage();
    int Count();
};
 
TMessage* TTopic::AddMessage(char* topic,char* author,char* text)
{   
    TMessage* p;
    strcpy(p->Topic,topic);
    strcpy(p->Author,author);
    strcpy(p->Text,text);
    return p;
}
 
 
 
void main()
{
    int* i=0;
    TTopic top;
    TMessage* p=top.AddMessage("Stiven King","kniga","parapapa");
    cout<<&p;
    getch();
}

TMessage* p = new TMessage;

...
    TMessage* p=top.AddMessage("Stiven King","kniga","parapapa");
    //cout<<&p; ошибка
    cout<<p->Topic<<'\n'
          <<p->Author<<'\n'
          <<p->Text<<'endl;
    delete p;
    getch();
}

TMessage* TTopic::AddMessage(char* topic,char* author,char* text)

#include <iostream>
#include <conio.h>
#include <cstring>
 
using namespace std;
class TMessage
{
public:
    char Topic[30];
    char Author[30];
    char Text[250];
};
 
class TTopic
{
public:
    TMessage* AddMessage(char* topic,char* author,char* text);
    void DeleteMessage(int n);
    void GetMessage();
    int Count();
};
 
TMessage* TTopic::AddMessage(char* topic,char* author,char* text)
{
    TMessage* p = new TMessage;
    strcpy(p->Topic,topic);
    strcpy(p->Author,author);
    strcpy(p->Text,text);
    return p;
}
 
 
int main()
{
    int* i=0;
    TTopic top;
    TMessage* p=top.AddMessage("Stiven King","kniga","parapapa");
    cout<<p->Author<<'\n'
       <<p->Text<<'\n'
      <<p->Topic<<'\n'<<endl;
    delete p;
    getch();
    return 0;
}