Piprimes: Difference between revisions
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(add RPL) |
(→{{header|Ruby}}: Add Ruby) |
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</pre> |
</pre> |
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=={{header|Ruby}}== |
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<syntaxhighlight lang="ruby">require 'prime' |
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pi = 0 |
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pies = (1..).lazy.map {|n| n.prime? ? pi += 1 : pi}.take_while{ pi < 22 } |
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pies.each_slice(10){|s| puts "%3d"*s.size % s}</syntaxhighlight> |
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{{out}} |
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<pre> 0 1 2 2 3 3 4 4 4 4 |
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5 5 6 6 6 6 7 7 8 8 |
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8 8 9 9 9 9 9 9 10 10 |
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11 11 11 11 11 11 12 12 12 12 |
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13 13 14 14 14 14 15 15 15 15 |
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15 15 16 16 16 16 16 16 17 17 |
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18 18 18 18 18 18 19 19 19 19 |
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20 20 21 21 21 21 21 21 |
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</pre> |
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=={{header|Sidef}}== |
=={{header|Sidef}}== |
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<syntaxhighlight lang="ruby">1..(prime(22)-1) -> map { .prime_count }.say</syntaxhighlight> |
<syntaxhighlight lang="ruby">1..(prime(22)-1) -> map { .prime_count }.say</syntaxhighlight> |