#include  <iostream.h>
class A
{
  public:
	void InitA(int i,int j)
	{  a1=i;a2=j;  }
	void Move(int x,int y)
	{  a1+=x;a2+=y;  }
    int Geta1()
	{  return a1;  }
    int Geta2()
	{  return a2;  }
  private:
	int a1,a2;
};
class B:public A
{
  public:
	void InitB(int i,int j,int k,int l)
	{ 
		InitA(i,j);
		b1=k;
		b2=l;  
	}
	void Move(int x,int y)
	{  b1+=x;b2+=y;  }
    int Getb1()
	{  return b1;  }
	int Getb2()
	{  return b2;  }
  private:
	int b1,b2;
};
class C:public B
{
  public:
	void fun()
	{  Move(10,15);  }
};
void main()
{
	C c;
	c.InitB(11,12,13,14);
    c.fun();
	cout<<c.Geta1()<<','<<c.Geta2()<<','<<c.Getb1()<<','<<c.Getb2()<<endl;
}