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Task/Ascending-primes/ArkScript/ascending-primes.ark
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Task/Ascending-primes/ArkScript/ascending-primes.ark
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(import std.Math :sqrt :prime?)
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(import std.List :iota)
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(import std.String :join)
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(import std.Range)
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(let ascending (fun (n f) {
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(mut nums (iota 1 9))
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(mut i 0)
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(mut matched [])
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(while (and (< (len matched) n) (< i (len nums))) {
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(let val (@ nums i))
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(if (f val)
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(append! matched val))
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(mut r (range:range (+ 1 (mod val 10)) 10))
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(set r (range:map r (fun (k) (+ k (* 10 val)))))
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(concat! nums r)
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(set i (+ 1 i)) })
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matched }))
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(print (join (ascending 100 prime?) ", "))
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