[C++] Make protected/private inherited members public

gistfile1.cpp

#include <iostream>
using namespace std;

class Base {

private:

    int a;
    int privMethod() { return a; }

public:

    Base() { a = 0; b = 0;}

    int b;
    int pubMethod() { return a; }

};

class Derived1 : protected Base {

public:
    Derived1() : Base() {}
};

class Derived2 : protected Base {

public:

    Derived2() : Base() {}

    //Base::a           // Error
    //Base::privMethod; // Error
    Base::b;
    Base::pubMethod;

};

class Test {

public:

    Derived1 derived1;
    Derived2 derived2;

    void test() {

        //int b1 = derived1.b;           // Error
        //int b2 = derived1.pubMethod(); // Error
        cout << derived2.b << endl;
        cout << derived2.pubMethod() << endl;
    }
};

int main() {

    Test test;
    test.test();

    return 0;
}