53 - protected Members

1.main.cpp
#include <iostream>
#include "Mother.h"
#include "Gaughter.h"
using namespace std;

int main()
{
    Gaughter tinaa;
    tinaa.doSomething();
    return 0;
}
2.Mother.h
#ifndef MOTHER_H
#define MOTHER_H

class Mother
{
public:
    int publicv;
protected:
    int protectedv;
private:
    int privatev;
};

#endif // MOTHER_H
3.Mother.cpp
#include <iostream>
#include "Mother.h"
#include "Gaughter.h"
using namespace std;
4.Gaughter.h
#ifndef GAUGHTER_H
#define GAUGHTER_H

class Gaughter:public Mother
{
public:
    void doSomething();
};

#endif // GAUGHTER_H
5.Mother.h
#include <iostream>
#include "Mother.h"
#include "Gaughter.h"
using namespace std;

void Gaughter::doSomething()
{
    publicv = 1;
    protectedv = 2;

}