text: #ifndef PROJEKTDRON_WEKTOR3D_HH
  #define PROJEKTDRON_WEKTOR3D_HH
  
  #include "Wektor.hh"
  #include<iostream>
  
  class Wektor3D : public Wektor<double, 3>
  {
  public:
      Wektor3D(double x, double y, double z);
      Wektor3D() {};
  };
  
  
  #endif //PROJEKTDRON_WEKTOR3D_HH
  