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SPSneha Poojarydsamadesimple.hashnode.devMar 21 · 3 min read

From Confused to Confident in DSA

You watch DSA tutorials… they make perfect sense.But the moment you open a problem on your own, your mind goes completely blank. I’ve been there too. And the truth is the problem isn’t DSA, it’s how w

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AAnshulgeekyyanshul.hashnode.devJan 27 · 3 min read

CodeChef Premium Review: Is It Worth It and How to Get It Cheaper

My Experience with CodeChef Premium (and How You Can Get It Cheaper) "Which problem should I solve next?"If you've ever opened CodeChef and felt overwhelmed about what to practice, you're not alone. I was caught in the same cycle — tackling random pr...

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AGAditya Guptablogs.codechefvit.comJan 14 · 10 min read

Turning The Underworld into a Scavenger Quest Through Game Systems and Design

Hey wanderers of the underworld. My name is Aditya Gupta (aka MelloHyu), joined by the rest of the brave and occasionally sleep deprived Purgatory team: Dhruv, Yatharth, Lavnish, Joseph, Aarushi, Narendra, Sanjana, Harsheta and Khalid. Together, we b...

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FMFinding Myselffinding-myself0606.hashnode.devJan 6 · 2 min read

New Year Update: 15 Days Into ML, OOPs Struggles, DP Progress & College Life Reset

First of all, Happy New Year everyone! 🎉Here’s a short recap of my last 15 days. I officially started my Machine Learning and Data Science journey a little over two weeks ago. Along with that, I decided to post updates regularly to make sure I stay ...

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AAnshulgeekyyanshul.hashnode.devOct 27, 2025 · 4 min read

Under the Hood of Web Scraping – Building a Profile-Scraper with Node.js & React

A technical deep dive into how I engineered a real-time profile-scraper using Node.js, Express, Cheerio, and React — the foundation for a multi-platform competitive-programming dashboard. Introduction In the world of competitive programming, our pro...

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ACAryan Chaudharynot-here-to-impress-just-here-to-build.hashnode.devJul 26, 2025 · 1 min read

Not Here to Impress. Just Here to Build

There’s no grand announcement.No viral journey.Just a guy who decided to start building — one commit, one problem, one decision at a time. I’m learning in public.Because the private version of me wasn’t getting far enough. I’ve done a handful of Leet...

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PZPranav Zambarebytesized-pranav.hashnode.devJul 15, 2025 · 4 min read

Comprehensive Guide to Codechef Starter 194: Mastering 'Mark All

In Codechef Round 194 Div 4, there was one particular question that completely shattered my confidence. After failing to solve it during the contest, my brain froze — and I couldn’t think clearly for the remaining problems. But after calming myself d...

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IAImran Ansariahtechschool.hashnode.devJul 13, 2025 · 3 min read

🚀 5 Steps to Master DSA Using Java

Whether you're a beginner aiming to crack coding interviews or an aspiring developer looking to strengthen your foundations, mastering Data Structures and Algorithms (DSA) is a must. In this first article of my DSA Using Java series, I’ll walk you th...

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KGkrish guptawebdeveloperr.hashnode.devFeb 15, 2024 · 3 min read

Title: Conquering CodeChef: My Journey Through 500 Difficult-Rated Questions

Introduction: Embarking on a journey to master coding challenges is akin to setting sail on a sea of algorithms, where each wave presents a new puzzle to solve. As a passionate coder, I've always sought to push my limits and delve into the depths of ...

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ANAman Nadafteckbakers.hashnode.devMar 27, 2023 · 6 min read

Pigeonhole Principle

Hello Readers, The pigeonhole principle is quite straightforward but it can be used under various circumstances. It is also called Dirichlet's box principle or Dirichlet's drawer principle. If you have nine pigeonholes and nine pigeons. It is possibl...

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Trending tags this week

From Confused to Confident in DSA

CodeChef Premium Review: Is It Worth It and How to Get It Cheaper

Turning The Underworld into a Scavenger Quest Through Game Systems and Design

New Year Update: 15 Days Into ML, OOPs Struggles, DP Progress & College Life Reset

Under the Hood of Web Scraping – Building a Profile-Scraper with Node.js & React

Not Here to Impress. Just Here to Build

Comprehensive Guide to Codechef Starter 194: Mastering 'Mark All

🚀 5 Steps to Master DSA Using Java

Title: Conquering CodeChef: My Journey Through 500 Difficult-Rated Questions

Pigeonhole Principle