Centroid decomposition

Правка en1, от LuckStillWins, 2018-06-03 09:53:36

I have learned and solved some problems related to centroid decomposition. But i feel like i haven't figure out all the properties of centroid decomposition,i just think that it's a smart way of answering query on a tree,can someone enlighten me? Thanks.

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en1 Английский LuckStillWins 2018-06-03 09:53:36 278 Initial revision (published)