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ecb5e4a9e6
tests/declarative_debugger/*.m:
tests/exceptions/*.m:
tests/general/*.m:
tests/grade_subdirs/*.m:
tests/purity/*.m:
tests/submodules/*.m:
tests/typeclasses/*.m:
Update programming style.
tests/declarative_debugger/*.inp:
Update line numbers in breakpoint commands.
tests/declarative_debugger/*.exp:
Update expected line numbers.
tests/exceptions/Mercury.options:
tests/general/Mercury.options:
Disable some warnings that are irrelevant to the test.
38 lines
649 B
Mathematica
38 lines
649 B
Mathematica
%---------------------------------------------------------------------------%
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% vim: ts=4 sw=4 et ft=mercury
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%---------------------------------------------------------------------------%
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:- module neg_conj.
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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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main(!IO) :-
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( if p(0) 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) is semidet.
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p(X) :-
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not (
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q(X, Y),
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r(Y)
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).
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:- pred q(int::in, int::out) is nondet.
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q(0, 0).
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q(0, 1).
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:- pred r(int::in) is semidet.
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r(Y) :-
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Y > 1.
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