Updown's blog

By Updown, 6 years ago, In English

Hi CodeForces,

The week 6/7 stream was about data structures like Fenwick trees and segment trees. Note that you need to know the basic implementation and we go over how to use to solve problems using those.

Here are the problems:

problem 1: CodeForces 961E

problem 2: USACO Balanced Photo

problem 3: USACO Why Did the Cow Cross the Road III

problem 4: USACO Sleepy Cow Sort.

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