#include 
    using namespace std;
    class DummyClass
    {
        public:
        int IsItMe (DummyClass& parameter);
    };
    int DummyClass::IsItMe (DummyClass& parameter)
    {
        if (¶meter == this)
            return true;
        else
            return false;
    }
    int main ()
    {
        DummyClass p;
        DummyClass *q = &p;
        if (q->IsItMe(p)) 
        {
            cout << "Program executed...";
        }
        else
        {
            cout<<"Program not execute...";
        }
        return 0;
    }