Mehrdad_Sohrabi's blog

By Mehrdad_Sohrabi, 5 weeks ago, In English,

Hi :)

Suppose whe have a tree that each vertex has a value

we have two types of query

1 : changing value of a vertex

2 : print the minimum value in the path of u and v

Do you have answer without hld

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By Mehrdad_Sohrabi, history, 12 months ago, In English,

Hi everybody:)

Do you think these days most of the questions in contest are long and hard to understand? I think most of them have useless stories so it makes problems for those people who their English is not good as others

I hope lots of contests will have short questions that consists just important parts of question:)

Good luck:)

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