AnhVan1712

Untitled

Oct 26th, 2019
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  1. #include <stdio.h>
  2. void nhap (int &n);
  3. int daoSo (int n, int &dao);
  4. void xuat (int kq);
  5. void main ()
  6. {
  7. int n, dao;
  8. nhap (n);
  9. int kq=daoSo(n,dao);
  10. xuat (kq);
  11. }
  12. void nhap (int &n)
  13. {
  14. scanf ("%d",&n);
  15. }
  16. int daoSo (int n, int &dao)
  17. {
  18. int du=0;
  19. int nguyen=n;
  20. dao=0;
  21. while (nguyen>=10)
  22. {
  23. du=nguyen%10;
  24. nguyen=(n/=10);
  25. dao=(dao+du)*10;
  26. }
  27. dao=dao+nguyen;
  28. return dao;
  29. }
  30. void xuat (int kq)
  31. {
  32. printf ("%d\n",kq);
  33. }
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