Re^3: Locating a specified number of contiguous 0 bits within a large bitstring efficiently.

I don't see how this can work for $N<8; in fact, it doesn't:

match_0s(1,"\201\201\201\201")
=> -1
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Re^4: Locating a specified number of contiguous 0 bits within a large bitstring efficiently. by Grimy (Pilgrim) on Jun 07, 2013 at 12:47 UTC
Oops, thanks for catching that. I edited my previous post.	[reply]
Re^4: Locating a specified number of contiguous 0 bits within a large bitstring efficiently. by BrowserUk (Patriarch) on Jun 07, 2013 at 14:21 UTC
Indeed. My benchmark code was using a random generator that was not producing values < 8. Now fixed. Thanks. With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday' Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error. "Science is about questioning the status quo. Questioning authority". In the absence of evidence, opinion is indistinguishable from prejudice.	[reply]