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Apr 28th, 2017
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  1. #include <stdio.h>
  2.  
  3. int main()
  4.  
  5. {
  6. printf("Sieci komputerowe, KrDZIs2012Si, 28.04.2017\n");
  7. unsigned int IP, MASKA, HOST, SIEC;
  8.  
  9. printf("\nPodaj adres IP");
  10. unsigned a, b, c, d;
  11. scanf("%d.%d.%d.%d", &a, &b, &c, &d);
  12. printf("kontrola wczytania: %d.%d.%d.%d", a, b, c, d);
  13.  
  14. if(IP & 0x80000000 == 0)
  15. {
  16. printf("\n klasa A");
  17. MASKA= 0xFF000000;
  18. }
  19. else
  20. if(IP & 0x40000000 == 0)
  21. {
  22. printf("\n klasa B");
  23. MASKA= 0xFFFF0000;
  24. }
  25. else
  26. if(IP & 0x20000000 == 0)
  27. {
  28. printf("\n klasa C");
  29. MASKA= 0xFFFFFF00;
  30. }
  31. SIEC=IP&MASKA;
  32. return 0;
  33. }
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