Odd squarefree semiprimes: Difference between revisions
→{{header|Ruby}}: even more simple
(→{{header|Ruby}}: more simple) |
(→{{header|Ruby}}: even more simple) |
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Line 1,185:
require 'prime'
res = (1..1000).step(2).select
res.each_slice(20){|slice| puts "%4d"*slice.size % slice}
puts "\nCount: #{res.count}"</syntaxhighlight>
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