#include <iostream>

using namespace std;
class A{
	
public:
	int x1;
	int y1;
	A(int x,int y) 
	{x1 = x;
		y1 = y;
	}
	int getx() 
	{
		return x1+y1;
	}
};
class B :public A
{public:
	B(int x, int y ,int z):A (x,y) 
	{
		cout << x1<<endl;
	}
};
int main() 
{
	B b1(1, 2, 3);
	cout<<b1.getx();
	system("pause");
}