Class with object members

class ClassA
{
public:
    ClassA() 
    {
        x=0;
        y=0;
    }
    ~ClassA() {}

    int GetX() {return x;}
    int GetY() {return y;}
    void SetX(int ix) {x = ix;}
    void SetY(int iy) {y = iy;)

private:
    int x,y;
};


class ClassB
{
public:
    ClassB(int numObj)
    {
        maxObj = numObj;
        a = new ClassA[maxObj];
        b = new int[100];
    }
    ~ClassB()
    {
        delete [] a;
        delete [] b;
    }

    bool SomeFunc()
    {
        for(int i=0; i<maxObj; i++)
            // ----------------
            a->SetX(i);
            // ----------------
    }

private:
    ClassA* a;
    int* b;
    int maxObj;
};