Perfect numbers: Difference between revisions
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=={{header|D}}== |
=={{header|D}}== |
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Based on the Algol version: |
Based on the Algol version: |
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<lang d>bool isPerfectNumber(int n) { |
<lang d>pure bool isPerfectNumber(int n) { |
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if (n < 2) { |
if (n < 2) { |
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return false; |
return false; |