module D: S
DLX-based implementation
type
val create : ?primary:int -> bool array array -> t
construct the algorithm corresponding structure
doubly linked matrix for dlx and a zdd for zdd
val find_solution : t -> Emc.solution
raises Not_found if the problem has no solution
val iter_solution : (Emc.solution -> unit) -> t -> unit
Emc.iter_solution f p applies f in turn to each problem p
solutions
val count_solutions : t -> int
Return the number of solutions to this problem
module type ARITH = sig .. end
simple arithmetic module with big integers
module Count:
Functor usage of arithmetics