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Re: Pure Perl tail call optimization

by Limbic~Region (Chancellor)
on Mar 05, 2004 at 18:12 UTC ( #334306=note: print w/replies, xml ) Need Help??

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  1. or download this
    print tail_factorial(1, 8);
    
  2. or download this
    sub tail_factorial {
        my ($n, $total) = @_;
    ...
        @_ = ($n - 1, $total * $n);
        goto &tail_factorial;
    }
    

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