Jan 27 · 3 min read · 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...
Join discussionJan 14 · 10 min read · 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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Jan 6 · 2 min read · 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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Oct 27, 2025 · 4 min read · 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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Jul 26, 2025 · 1 min read · 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...
Join discussionJul 15, 2025 · 4 min read · 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...
Join discussionJul 13, 2025 · 3 min read · 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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Feb 15, 2024 · 3 min read · 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 ...
Join discussionMar 27, 2023 · 6 min read · 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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