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Dec 9th, 2019
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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. class PunktXY
  6. {
  7. public:
  8. int x;
  9. int y;
  10.  
  11.  
  12. PunktXY(int x, int y)
  13. {
  14. this->x=x;
  15. this->y=y;
  16. }
  17.  
  18.  
  19.  
  20. void wyswietl()
  21. {
  22. cout<<"X: "<<x<<endl;
  23. cout<<"Y: "<<y<<endl;
  24. }
  25.  
  26.  
  27. };
  28.  
  29. class PunktZ:public PunktXY
  30. {
  31. public:
  32. int z;
  33.  
  34. PunktZ(int x, int y, int z)
  35. :PunktXY(x,y)
  36. {
  37. this->z=z;
  38. }
  39.  
  40. void wyswietlz()
  41. {
  42. cout<<"Z = "<<z<<endl;
  43. }
  44.  
  45. };
  46.  
  47.  
  48.  
  49.  
  50. int main() {
  51.  
  52. PunktZ punkt(10,20,30);
  53. punkt.wyswietl();
  54. punkt.wyswietlz();
  55.  
  56. return 0;
  57. }
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