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57 lines
960 B
Mathematica
57 lines
960 B
Mathematica
%---------------------------------------------------------------------------%
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% vim: ts=4 sw=4 et ft=mercury
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%---------------------------------------------------------------------------%
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:- module untraced_subgoal.
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:- interface.
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:- import_module io.
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:- pred main(io::di, io::uo) is det.
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:- implementation.
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:- import_module int.
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:- import_module untraced_subgoal_sub.
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main(!IO) :-
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( if
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p(1, X),
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X > 10
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then
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io.write_string("yes\n", !IO)
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else
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io.write_string("no\n", !IO)
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),
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( if
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p(2, Y),
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Y > 10
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then
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io.write_string("yes\n", !IO)
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else
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io.write_string("no\n", !IO)
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).
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:- pred p(int::in, int::out) is nondet.
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p(1, X) :-
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untraced_subgoal_sub.q(X).
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p(2, X) :-
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untraced_subgoal_sub.q(X),
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r(X, Y),
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s(Y).
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:- pred r(int::in, int::out) is det.
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r(X, X).
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:- pred s(int::out) is multi.
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s(2).
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s(3).
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% :- pred q(int::out) is multi.
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%
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% q(1).
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% q(2).
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