aparler/RosettaCodeData
1
0
Fork 0
Code Issues 12 Pull requests 3 Projects Releases Packages Wiki Activity Actions

A-M baby

Browse source
This commit is contained in:
Ingy döt Net 2013-04-10 21:29:02 -07:00
parent 764da6cbbb
commit db842d013d
19005 changed files with 197040 additions and 7 deletions
Download patch file Download diff file Expand all files Collapse all files

3
Task/Fibonacci-sequence/Prolog/fibonacci-sequence-1.pro Normal file
View file

@ -0,0 +1,3 @@
fib(0, 0):-!.
fib(1, 1):-!.
fib(N, X):-N1 is N-1, N2 is N-2, fib(N1, X1), fib(N2, X2), X is X1+X2.

13
Task/Fibonacci-sequence/Prolog/fibonacci-sequence-2.pro Normal file
View file

@ -0,0 +1,13 @@
:- use_module(lambda).
fib(N, FN) :-
cont_fib(N, _, FN, \_^Y^_^U^(U = Y)).
cont_fib(N, FN1, FN, Pred) :-
( N < 2 ->
call(Pred, 0, 1, FN1, FN)
;
N1 is N - 1,
P = \X^Y^Y^U^(U is X + Y),
cont_fib(N1, FNA, FNB, P),
call(Pred, FNA, FNB, FN1, FN)
).