2018-03-13 20:40:56 +00:00
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# Return an array of primes. This is a trivial and extremely naive algorithm.
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(defn primes
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2018-08-23 01:41:25 +00:00
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"Returns a list of prime numbers less than n."
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[n]
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(def list @[])
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2018-11-29 18:30:59 +00:00
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(for i 2 n
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2018-08-23 01:41:25 +00:00
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(var isprime? true)
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(def len (length list))
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2018-11-29 18:30:59 +00:00
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(for j 0 len
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2018-08-23 01:41:25 +00:00
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(def trial (get list j))
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(if (zero? (% i trial)) (:= isprime? false)))
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(if isprime? (array.push list i)))
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list)
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