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5 simple tips to become a red coder in https://codeforces.com/. What algorithmic books do you need? Which algorithm and topic ...

Tutorial on binary lifting (also called jump pointers). We find k-th ancestor of a node in O(log(N)). Problem link ...

Tutorial on Sparse Table data structure. We use it to solve Range Minimum Query by first storing minimum for every interval with a ...

Lecture on sqrt algorithms https://codeforces.com/blog/entry/96713 0:00 Hi 1:33 1) Sqrt decomposition 5:29 sqrt(log) time ...

Solving CSES coding problems about algorithms and data structures https://cses.fi/problemset Chapter: Introductory Problems.

Guide on how to get started with Competitive Programming. Go to any platform like Codeforces, sort problems by difficulty and just ...

I will compete in the Educational DP Contest on AtCoder - https://atcoder.jp/contests/dp. I will approach problems from scratch, ...

Comparing different implementations of Two Pointers and Sliding Window techniques in programming problems, including coding ...

Solving CSES coding problems about algorithms and data structures https://cses.fi/problemset Chapter: Introductory Problems.

First of several lectures about Dynamic Programming. It's a huge topic in algorithms, allowing us to speed exponential solutions to ...

Solving CSES coding problems about algorithms and data structures https://cses.fi/problemset Chapter: Dynamic Programming ...

Solving Codeforces problems about algorithms and data structures. Also on Twitch https://www.twitch.tv/errichto.

My group classes: https://codeforces.com/blog/entry/145162 Solving CSES coding problems about algorithms and data structures ...