Protected Access

#include <iostream>
using namespace std;

class BaseDevice {
protected:

      int id;// your code here: declare protected int id

};

class DerivedDevice : public BaseDevice {
public:

      void setId(int v) {id = v;}
      void printId() {cout <<"Device ID: "<< id;}// your code here: implement setId() and printId()

};

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