Protected Access

#include <iostream>
using namespace std;

class BaseDevice {
protected:
      int id;
      // your code here: declare protected int id
public: 
      void setId(int v) {
            this->id = v;
      }

      void printId() {
            cout<< "Device ID: " << this->id;
      }
};

class DerivedDevice : public BaseDevice {
public:

      // your code here: implement setId() and printId()

};

int main() {
   DerivedDevice d;
   d.setId(101);
   d.printId();
   return 0;
}