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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Hamming-numbers/Qi/hamming-numbers.qi Normal file
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(define smerge
[X|Xs] [Y|Ys] -> [X | (freeze (smerge (thaw Xs) [Y|Ys]))] where (< X Y)
[X|Xs] [Y|Ys] -> [Y | (freeze (smerge [X|Xs] (thaw Ys)))] where (> X Y)
[X|Xs] [_|Ys] -> [X | (freeze (smerge (thaw Xs) (thaw Ys)))])
(define smerge3
Xs Ys Zs -> (smerge Xs (smerge Ys Zs)))
(define smap
F [S|Ss] -> [(F S)|(freeze (smap F (thaw Ss)))])
(set hamming [1 | (freeze (smerge3 (smap (* 2) (value hamming))
(smap (* 3) (value hamming))
(smap (* 5) (value hamming))))])
(define stake
_ 0 -> []
[S|Ss] N -> [S|(stake (thaw Ss) (1- N))])
(stake (value hamming) 20)