Factorial: Difference between revisions
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bash |
Perl |
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end; |
end; |
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</pascal> |
</pascal> |
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=={{header|Perl}}== |
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=== Iterative === |
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<perl> |
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sub factorial |
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{ |
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my $n = shift; |
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my $result = 1; |
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for (my $i = 1; $i <= $n; ++$i) |
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{ |
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$result *= $i; |
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}; |
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$result; |
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} |
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</perl> |
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=== Recursive === |
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<perl> |
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sub factorial |
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{ |
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my $n = shift; |
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($n == 0)? 1 : $n*factorial($n-1); |
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} |
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</perl> |
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=={{header|Python}}== |
=={{header|Python}}== |
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