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He's not just a rocket scientist… He's the Rank 1 coder on LeetCode — solving over 3600 problems with 100% accuracy.

He's just a 22-year-old Electronics Engineering student from Peking University — but behind that calm face hides one of the ...

... LeetCode roadmap, how to do LeetCode fast, LeetCode vs Codeforces, best sites for competitive programming, LeetCode daily ...

Discover the legends of competitive programming! From Gennady Korotkevich's unmatched dominance to Petr Mitrichev's ...

Gennady Korotkevich, famously known as “Tourist”, is the undisputed legend of competitive programming and a true coding ...

Subscribe to our channel for more solution updates! 🔔 Don't forget to like 👍, share 📲 with your friends! 📸 Instagram: ...

Gennady Korotkevich, widely known by his handle "tourist", is the undisputed king of competitive programming. This Belarusian ...

In this video, we discuss jane street interview questions involving probability and statistics. This jane street interview question ...

This Math Olympiad Question isn't just tough—it's a brain workout! 🧠🔥 Can you solve 4ˣ = x⁴ without overthinking? Let the ...

Combinatorics for Competitive Programming In this video, we visually break down the powerful Stars and Bars technique — a ...

In this video, we solve an advanced string and combinatorics problem using C++. We find the number of `k`-subsequences of a ...

Learn how to solve the Ideal Arrays Problem using C++, covering step-by-step explanation, dynamic programming, and ...

Learn how to solve this C++ combinatorics problem step by step! We calculate the total number of ways performers can be ...

In this video, we solve the “Count Sorted Vowel Strings” problem using C++ and combinatorics: Given an integer n, we calculate ...

In this video, we solve the Two Boxes Probability problem using C++, DFS, and combinatorics: Given 2n balls of k distinct colors, ...

In this video, we solve the problem “Number of Different Infection Sequences” using C++ with a clean explanation and optimized ...

In this video, we solve the Triangular Sum of an Array problem using C++. Given an array of digits, we calculate the triangular sum ...

... over all valid piece arrangements 👨‍💻 Ideal for: * Coding interview prep * Competitive programming * Dynamic programming ...

Learn how to solve the 3Sum With Multiplicity problem from LeetCode using JavaScript! In this tutorial, we will cover: Counting ...

In this video, we solve a challenging problem of counting the number of ways to reorder an array so that it forms the **same Binary ...