Ciao Preprocessor (integrated Alpha version)
 | This is an alpha distribution, meant only for testing. Please do let us 
 | know at ciaopp-bugclip.dia.fi.upm.es any problems you may have.

{loaded in 3428.214 msec.}
{preprocessed for plai in 0.0 msec.}
{analyzed by plai using det with local-control off in 4.0 msec.}
{written file /tmp/tmp_HfRwv/evenodd_det_co.pl}
:- module(_1,[even/1],[assertions]).

:- entry even(A)
         : ground(A).

:- true pred even(s(s(_1)))
         : ( ground([_1]), gnd(_1) )
        => ( ground([_1]), rt7(_1) )
         + ( is_det, mut_exclusive ).

:- true pred even(A)
         : ( ground([A]), gnd(A) )
        => ( ground([A]), rt18(A) )
         + ( non_det, mut_exclusive ).

even(0).
even(s(s(0))).
even(s(s(s(X)))) :-
        odd(X).

:- true pred odd(_1)
         : ( ground([_1]), gnd(_1) )
        => ( ground([_1]), rt11(_1) )
         + ( non_det, not_mut_exclusive ).

odd(s(0)).
odd(s(X)) :-
        even(s(s(X))).


:- regtype rt7/1.

rt7(0).
rt7(s(A)) :-
        rt8(A).


:- regtype rt23/1.

rt23(s(A)) :-
        rt9(A).


:- regtype rt22/1.

rt22(0).
rt22(s(A)) :-
        rt23(A).


:- regtype rt21/1.

rt21(s(A)) :-
        rt22(A).


:- regtype rt20/1.

rt20(0).
rt20(s(A)) :-
        rt21(A).


:- regtype rt19/1.

rt19(s(A)) :-
        rt20(A).


:- regtype rt18/1.

rt18(0).
rt18(s(A)) :-
        rt19(A).


:- regtype rt8/1.

rt8(s(A)) :-
        rt9(A).


:- regtype rt9/1.

rt9(0).
rt9(s(A)) :-
        rt8(A).


:- regtype rt13/1.

rt13(s(A)) :-
        rt9(A).


:- regtype rt12/1.

rt12(0).
rt12(s(A)) :-
        rt13(A).


:- regtype rt11/1.

rt11(s(A)) :-
        rt12(A).