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From: Serhiy Storchaka <storchaka@gmail.com>
Newsgroups: comp.lang.python
Subject: Re: Trailing zeros of 100!
Date: Sat, 2 Jan 2016 20:28:36 +0200
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References: <52ccbc4b-616b-4186-8802-97aaa5b0d9af@googlegroups.com> <20160102103301.58b3e8ff@bigbox.christie.dr>
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On 02.01.16 18:33, Tim Chase wrote:
> or mathematically:
>
>    sum(1 for _ in itertools.takewhile(
>      lambda x: n % (10**x) == 0,
>      itertools.count(1)))

The mathematician would prove that the result is not larger than 100/4.