way to calculate 2**1000 without expanding it?
Prasad, Ramit
ramit.prasad at jpmorgan.com
Fri Sep 16 16:16:03 EDT 2011
>> Hi guys,
>> i am writing a program to sum up the digits of a number 2**1000?
>> Is there a way/formula to do it without expanding it?
>Since this sounds like homework, I won't post the one-liner I used to
>do it the brute-force way, but I will note that it takes about 200
>microseconds to run on my laptop.
If you happen to be new to Python, I will say I used these functions to create a one liner (in alphabetical order).
Int
Lambda
Map
Reduce
Str
Ramit
Ramit Prasad | JPMorgan Chase Investment Bank | Currencies Technology
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