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NaN.
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Secret Cow Code (Silver, January Contest: USACO 2017)

Can anyone provide some hints to this problem? Although N <= 10^18 but there is some pattern which I am not able to detect.

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USA Computing Olympiad
http://usaco.org/index.php?page=viewproblem2&cpid=692
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Rudra Tiwari11w

Here's the c++11 solution for beginners like me

#include <iostream>
#include <string>
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Chandramauli Chakraborty11w

How to check the solution whether it is correct or not? Any link to debugger

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Rudra Tiwari13w

why are not there any header files...??

and on #include??

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NaN.
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Diamond Collector (Silver, US Open 2016: USA)
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USA Computing Olympiad
http://usaco.org/index.php?page=viewproblem2&cpid=643
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Brad Yuan39w

How did you solve this one @keshav ?

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