//main.cpp
#include <iostream>
#include <string>
#include "CKlasse.hpp"

using namespace std;
using namespace tanuva;

int main(int argc, char* args)
{
    CKlasse *klasse = new CKlasse();
    cout << "addFive(5) -> " << klasse->addFive(5);
    cin.get();
	return 0;
}
-------------------------
//CKlasse.hpp
#ifndef CKLASSE_H_
#define CKLASSE_H_
#include <string>

using namespace std;

namespace tanuva
{
    class CKlasse
    {
        public:
        int addTwo(int);
        int addFive(int);
        string printMyString(string);
    };
}
#endif // CKLASSE_H_
----------------------------
// CKlasse.cpp
#include "CKlasse.hpp"
#include <iostream>
#include <string>

int addTwo(int number)
{
    return number + 2;
}

int addFive(int number)
{
    return number + 5;
}

string printMyString(string toPrint)
{
    cout << "Here's your string: " << toPrint << endl;
    return "finished";
}