#ifndef BASE_H
#define BASE_H

#include <iostream>

using std::cout;
using std::endl;

class Base{
private:
    void print_one(){
        cout << "one" << endl;
    }
    void foo(Base& other){
        other.print_one();
    }
protected:
    void print_two(){
        cout << "two" << endl;
    }
public:
    void print_three(){
        cout << "three" << endl;
    }
};

#endif // BASE_H