utils.c

   1 #include "utils.h"
   2
   3 void reduce_fraction( int *n, int *d )
   4 {
   5     int a = *n;
   6     int b = *d;
   7     int c;
   8     if( !a || !b )
   9         return;
  10     c = a % b;
  11     while(c)
  12     {
  13         a = b;
  14         b = c;
  15         c = a % b;
  16     }
  17     *n /= b;
  18     *d /= b;
  19 }