class CBase
{
public:
    CBase(){cout<<”constructing CBase class”<<endl;}
    ~CBase(){cout<<”destructing CBase class”<<endl;}
};

class CSub : public CBase
{
public:
    CSub(){cout<<”constructing CSub class”<<endl;}
    ~CSub(){cout<<”destructing CSub class”<<endl;}
 };

void main()
{
    CSub obj;
}

• constructing CSub class constructing CBase class destructing CSub class destructing CBase class
• constructing CBase class constructing CSub class destructing CBase class destructing CSub class
• constructing CBase class constructing CSub class destructing CSub class destructing CBase class
• constructing CSub class constructing CBase class destructing CBase class destructing CSub class