stdlib/testdiv.c

   1 /* Copyright (C) 1992, 1997 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 #include <stdlib.h>
  20 #include <stdio.h>
  21
  22 int
  23 main (void)
  24 {
  25   int err = 0;
  26   int i, j;
  27   while (scanf ("%d %d\n", &i, &j) == 2)
  28     {
  29       div_t d = div (i, j);
  30       printf ("%d / %d = %d + %d/%d", i, j, d.quot, d.rem, j);
  31       if (i == d.quot * j + d.rem)
  32         fputs ("  OK\n", stdout);
  33       else
  34         {
  35           fputs ("  FAILED\n", stdout);
  36           err = 1;
  37         }
  38     }
  39   return err;
  40 }