Perfect numbers: Difference between revisions
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(→{{header|Go}}: added validation and output) |
(→{{header|Perl 6}}: slightly less stupid algorithm) |
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}</lang> |
}</lang> |
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=={{header|Perl 6}}== |
=={{header|Perl 6}}== |
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<lang perl6>sub perf($n) { $n == [+] grep $n %% *, 1 .. |
<lang perl6>sub perf($n) { $n == [+] grep $n %% *, 1 .. floor $n/2 }</lang> |
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=={{header|PHP}}== |
=={{header|PHP}}== |
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