Rehan Ahmad·Oct 12A Missing abs(), a Formula I Couldn’t Code, and One Year of CodeforcesWhat a tied ICPC prelims taught me after one year of Codeforces and B.Tech
Eren Soylu·Aug 19Solving Codeforces Round 1062 (Div. 4)(A-B-C Ques)Focusing on fundamentals, logical thinking, building from scratch, and learning from constraints.
Nehal Garg·Aug 3The beginner’s guide to starting competitive programmingCompetitive programming puts a clock in front of you, a leaderboard behind you, and a set of problems you may or may not be ready for. That…
Shashankpatel Vns·Jul 19Solving Codeforces 2247A — Zero Sum Using Invariants and ParityHow I derived the O(n) solution by recognizing invariants instead of simulating every operation.
Vishnuvardhan·Jul 4Struggling With Codeforces’ UI? There’s a Free Extension That Fixes ItStruggling With Codeforces’ UI? There’s a Free Extension That Fixes It
Parthsarthidutt·Jul 2From an Undirected Graph to Kosaraju: The Thought Process Behind Codeforces Problem 1986F (1900…How “remove one edge to minimize reachable pairs” turned into running an SCC algorithm on a graph that starts out undirected — and a full…
Ashishpal·Jun 28The Rise of Cheaters in Online Coding ContestsIn recent times, there has been a significant rise in people using LLMs to solve questions in coding contests. Almost every leaderboard you…A response icon1A response icon1
Afridi Akbar Ifty·Apr 20How I approached and finally solved the problem “OIE Excursion.”Hi, I am Afridi. Today I want to discuss how I approached and finally solved the problem “OIE Excursion”. I am not going to jump straight…
