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Towers of Hanoi: Difference between revisions
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(J: break out the other two alternative implementations so it is clear that they are distinct implementations) |
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end
move 4 "left "middle "right</lang>
=={{header|Logtalk}}==
<lang logtalk>:- object(hanoi).
:- public(run/1).
:- mode(run(+integer), one).
:- info(run/1, [
comment is 'Solves the towers of Hanoi problem for the specified number of disks.',
argnames is ['Disks']]).
run(Disks) :-
move(Disks, left, middle, right).
move(1, Left, _, Right):-
!,
report(Left, Right).
move(Disks, Left, Aux, Right):-
Disks2 is Disks - 1,
move(Disks2, Left, Right, Aux),
report(Left, Right),
move(Disks2, Aux, Left, Right).
report(Pole1, Pole2):-
write('Move a disk from '),
writeq(Pole1),
write(' to '),
writeq(Pole2),
write('.'),
nl.
:- end_object.</lang>
=={{header|Lua}}==
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