bit count or bit set && Python3
Mark Lawrence
breamoreboy at yahoo.co.uk
Thu Oct 25 12:44:11 EDT 2012
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Thu Oct 25 12:44:11 EDT 2012
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On 25/10/2012 17:29, Chris Angelico wrote: > On Fri, Oct 26, 2012 at 3:17 AM, rusi <rustompmody at gmail.com> wrote: >> On Oct 25, 8:57 pm, Steven D'Aprano <steve >> +comp.lang.pyt... at pearwood.info> wrote: >>> py> min(t.repeat(number=10000, repeat=7)) >>> 0.6819710731506348 >>> py> min(t.repeat(number=100, repeat=7)) >>> 4.141788959503174 >>> >>> That makes the "inelegant" solution using bin() and count() about 600 >>> times faster than the mathematically clever solution using bitwise >>> operations. >> >> You meant 600% I think? > > It took six times longer to do one hundredth the iterations. > > ChrisA > Oh no, not another PEP 393 foul up :) -- Cheers. Mark Lawrence.
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