Marco Correia wrote:
> hi,
>
> Do you agree that
>
> -7 mod 12 == 5
>
> ?
>
> I'm asking because I know mod arithmetic can be tricky. Python says that this
> is true, but gecode is failing on this constraint.
>
> I'm not a gecode expert so probably I'm doing something wrong. I'm attaching
> a
> small test case.
There's two different definitions of division and modulo. Python uses one, and
C/C++/Java etc use another. Gecode uses the C++ definition, where -7%12==-7.
Cheers,
Guido
--
Guido Tack, http://people.cs.kuleuven.be/~guido.tack/
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