Truncatable primes: Difference between revisions

Truncatable primes (view source)

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Revision as of 07:33, 13 August 2023 (view source) Aerobar (talk \| contribs) (add RPL) ← Older edit		Latest revision as of 21:16, 14 February 2024 (view source) Chkas (talk \| contribs) (Added Easylang)
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Line 996: </pre> =={{header\|EasyLang}}== <syntaxhighlight> fastfunc isprim num . if num < 2 return 0 . i = 2 while i <= sqrt num if num mod i = 0 return 0 . i += 1 . return 1 . func isright h . while h > 0 if isprim h = 0 return 0 . h = h div 10 . return 1 . func isleft h . d = pow 10 (floor log10 h) while h > 0 if isprim h = 0 return 0 . if h div d = 0 return 0 . h = h mod d d /= 10 . return 1 . p = 999999 while isleft p = 0 p -= 2 . print p p = 999999 while isright p = 0 p -= 2 . print p </syntaxhighlight> {{out}} <pre> 998443 739399 </pre> =={{header\|EchoLisp}}== Line 1,184 ⟶ 1,240: =={{header\|Elena}}== ELENA 56.0x : <syntaxhighlight lang="elena">import extensions; Line 1,197 ⟶ 1,253: if (n < 2) { ^ false }; if (n < 4) { ^ true }; if (n.mod:(2) == 0) { ^ false }; if (n < 9) { ^ true }; if (n.mod:(3) == 0) { ^ false }; int r := n.sqrt(); Line 3,691 ⟶ 3,747: {{libheader\|Wren-fmt}} {{libheader\|Wren-math}} <syntaxhighlight lang="~~ecmascript~~wren">import "./fmt" for Fmt import "./math" for Int var limit = 999999