Brilliant numbers: Difference between revisions
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=={{header|Swift}}== |
=={{header|Swift}}== |
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Magnitudes of 1 to 3 is decent, 4 and beyond becomes slow. |
Magnitudes of 1 to 3 is decent, 4 and beyond becomes slow. |
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<lang rebol> |
<lang rebol> |
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//Using Sieve of Eratosthenes |
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func primeArray(n: Int) -> [Bool] { |
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var primeArr = [Bool](repeating: true, count: n + 1) |
var primeArr = [Bool](repeating: true, count: n + 1) |
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