Neeum Zawan schrieb:
> On 09/22/09 15:44, clipka wrote:
>> Thus, the number of trailing zeros can be expressed as:
>>
>> floor(n/5) + floor (n/(5^2)) + floor(n/(5^3)) + ...
>>
>> which is a perfectly valid, non-recursive (albeit infinite) mathematical
>> formula for the desired thing. (Unfortunately the floor() function
> 
>     While he didn't state it in his original phrasing, he meant closed 
> form.

This being a mathematical puzzle, I'm adhering to the /definition/, not 
the /intention/ :-P

Post a reply to this message