Protected Access

#include <iostream>
using namespace std;

class BaseDevice 
{
protected:
      int id;
      // your code here: declare protected int id
public:

};

class DerivedDevice : public BaseDevice 
{
public:
      void setId(int n)
      {
            id = n;
      }
      // your code here: implement setId() and printId()
      int printId()
      {
            cout << "Device ID: " << id << endl;
      }
};

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