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Ingy döt Net 2023-08-01 14:30:30 -07:00
parent 07c7092a52
commit 61b93a2cd1
313 changed files with 6160 additions and 346 deletions
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Task/Attractive-numbers/Insitux/attractive-numbers.insitux Normal file
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(function primes n
(let find-range (range 2 (inc n))
check-nums (range 2 (-> n ceil sqrt inc))
skip-each-after #(skip-each % (skip %1 %2))
muls (xmap #(drop 0 (skip-each-after (dec %1) % find-range)) check-nums))
(remove (flatten muls) find-range))
(function distinct-factor n
(filter @(div? n) (primes n)))
(function factor n
(map (fn t (find (div? n) (map @(** t) (range (round (sqrt n)) 0)))) (distinct-factor n)))
(function decomposed-factors n
(map (fn dist t (repeat dist (/ (logn t) (logn dist)))) (distinct-factor n) (factor n)))
(var prime? @((primes %)))
(var attract-num? (comp decomposed-factors flatten len prime?))
(filter attract-num? (range 121))