chai_peelo's blog

By chai_peelo, history, 5 years ago, In English

How to solve this problem?

I am having troubles understanding its editorial

Thanks

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By chai_peelo, history, 5 years ago, In English

I am trying to solve https://www.spoj.com/problems/QTREE4/ using centroid decomposition, but I am not able to solve it.

It would be appreciated if someone could help me with the approach.

Thanks in advance!

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By chai_peelo, history, 5 years ago, In English

How to solve the following problem using combinatorics

https://www.codechef.com/ICL2019/problems/ICL1904/

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