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In this podcast, I sat down with three competitive programmers and ICPC participants, Agnay, Gaurish, and Ayushi, to break down ...

The Coders Cup is HackSussex's algorithmic coding competition for students! The live finals are where we place the top of our ...

Masterclass by Errichto Kamil Debowski AKA Errichto Algorithms on ICPC & Competitive Programming hard problems. GoForGold ...

Why did this ICPC Finalist leave his dream company, Rubrik? We sat down with Gaurish Baliga — ICPC Asia West Finalist, ...

Introduction to Competitive Programming Contests Examples : Move Zeroes Majority Element

We introduce prefix sums, a powerful preprocessing technique for answering repeated range-sum queries efficiently. We start with ...

LIVE | NPTEL Getting Started with Competitive Programming – Week 11 Practice Quiz** Welcome to @algoaura8055 In this ...

In this lecture, we extend prefix sums from one dimension to two dimensions. We learn how to preprocess a grid so that we can ...

We wrap up prefix techniques by connecting the ideas we've developed throughout the section. We review 1D prefix sums, prefix ...

We practice recognizing prefix-sum problems without being told which technique to use. Using a “Hot Days” problem, we start with ...

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We introduce difference arrays, a technique for efficiently handling a large number of range updates. We start with the naïve ...

We build and implement prefix sums from the ground up. We see how cumulative sums can turn repeated range-sum queries from ...

In this video, we solve a Codeforces problem using the Construction By Bounds pattern. This video is part of the Algroed ...