Square-free integers: Difference between revisions
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end
puts (1..145).select(&:square_free?).each_slice(20)
puts
m = 10**12
puts (m..m+145).select(&:square_free?).each_slice(6)
puts
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</pre>
=={{header|Sidef}}==
In Sidef, the functions ''is_square_free(n)'' and ''square_free_count(min, max)'' are built-in. However, we can very easily reimplement them in Sidef code, as fast integer factorization methods are also available in the language.
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