How to model this problem as a Nim problem?

Правка en1, от arun_prasad, 2016-07-21 12:08:17

Im trying to solve this problem on hackerrank. I am unable to understand the editorial. If someone could explain the editorial part with proof it would be of great help. Click for problem

Теги gametheory, hackerrank, help needed

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en1 Английский arun_prasad 2016-07-21 12:08:17 313 Initial revision (published)