#include<iostream>

 using namespace std;

 class Father

 {

 protected:

     int width;

     int height;

 public:

     void setWidth(int widths)

     {

         width = widths;

     }

     void setHeight(int heights)

     {

         height = heights;

     }

 };

 class Son : public Father

 {

 private:

     int weight;

 public:

     void setWeight(int weights)

     {

         weight = weights;

     }

     void show()

     {

     cout<<"width ="<<width<<"\t"<<"height="<<height<<"\t"<<"weight="<<weight<<endl;

     }

 };

 int main()

 {

     Son a;

     a.setWeight();

     a.setHeight();

     a.setWidth();

     a.show();

     return ;

 }