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Re: Re: Re: Prime Number Finder

by LanceDeeply (Chaplain)
on Jul 17, 2002 at 19:58 UTC ( #182564=note: print w/ replies, xml ) Need Help??

in reply to Re: Re: Prime Number Finder
in thread Prime Number Finder

nope! they all look prime to me!
i like it, i'm gonna use it to explain programming loops to a mathmatician friend. i took the liberty to re-arrange a touch...

sub isPrime { my $number = shift; my $sqrt = sqrt $number; my $d = 2; while (1) { return 0 if ( $number % $d == 0 ); return 1 if ( $d > $sqrt ); $d++; } }

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