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Ingy döt Net 2023-07-01 11:58:00 -04:00
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Task/Hash-join/Prolog/hash-join.pro Normal file
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% Name/Age
person_age('Jonah', 27).
person_age('Alan', 18).
person_age('Glory', 28).
person_age('Popeye', 18).
person_age('Alan', 28).
% Character/Nemesis
character_nemisis('Jonah', 'Whales').
character_nemisis('Jonah', 'Spiders').
character_nemisis('Alan', 'Ghosts').
character_nemisis('Alan', 'Zombies').
character_nemisis('Glory', 'Buffy').
join_and_print :-
format('Age\tName\tCharacter\tNemisis\n\n'),
forall(
(person_age(Person, Age), character_nemisis(Person, Nemesis)),
format('~w\t~w\t~w\t\t~w\n', [Age, Person, Person, Nemesis])
).