testdiv.c 1.1 KB

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  1. /* Copyright (C) 1992-2019 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. The GNU C Library is free software; you can redistribute it and/or
  4. modify it under the terms of the GNU Lesser General Public
  5. License as published by the Free Software Foundation; either
  6. version 2.1 of the License, or (at your option) any later version.
  7. The GNU C Library is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  10. Lesser General Public License for more details.
  11. You should have received a copy of the GNU Lesser General Public
  12. License along with the GNU C Library; if not, see
  13. <http://www.gnu.org/licenses/>. */
  14. #include <stdlib.h>
  15. #include <stdio.h>
  16. int
  17. main (void)
  18. {
  19. int err = 0;
  20. int i, j;
  21. while (scanf ("%d %d\n", &i, &j) == 2)
  22. {
  23. div_t d = div (i, j);
  24. printf ("%d / %d = %d + %d/%d", i, j, d.quot, d.rem, j);
  25. if (i == d.quot * j + d.rem)
  26. fputs (" OK\n", stdout);
  27. else
  28. {
  29. fputs (" FAILED\n", stdout);
  30. err = 1;
  31. }
  32. }
  33. return err;
  34. }