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In this video, we solve the “Remove Nth Node From End of Linked List” problem — a very common coding interview question ...

In this video, we solve the classic “First Unique Character in a String” problem — a frequently asked DSA / Coding Interview ...

In this video, we solve the “Remove Element” problem from LeetCode — a popular array-based DSA question that frequently ...

In this video, we solve the famous “Roman to Integer” problem — a top-rated DSA interview question frequently asked in coding ...

In this video, we solve the famous Invert Binary Tree problem — a classic LeetCode Easy challenge and one of the most important ...

Free resources 1. Blind 75 : https://leetcode.com/discuss/general-discussion/460599/blind-75-leetcode-questions 2. Grind 75 ...

Problem: Given a non-negative integer x, return the square root of x rounded down to the nearest integer. The returned integer ...

Problem: You are a product manager and currently leading a team to develop a new product. Unfortunately, the latest version of ...

In this video, we solve the Binary Tree Postorder Traversal problem — a very important LeetCode Easy/Medium question and one ...

Hye in this video i answer all your questions about dsa in 2026 Syntax issue contests on leetcode codechef using ai for dsa is dsa ...

In this video, we solve the Longest Common Prefix problem — a frequently asked question in coding interviews at FAANG and top ...

In this video, we solve the popular LeetCode Problem – Remove Duplicates from Sorted Array, a must-know DSA question for ...

In this episode of my 2-Hour DSA Study With Me series, I focus on Queue data structure fundamentals and solve 2 important ...

Problem link: https://leetcode.com/problems/sort-characters-by-frequency/ Link to solution post: ...

Problem Statement: We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess ...

In this video, we solve the famous “Generate Parentheses” problem from LeetCode — a must-know DSA question often asked in ...

In this video, we solve the popular “Valid Anagram” problem — a common question in coding interviews for top tech companies ...

In this episode of my 2-Hour DSA Study With Me series (EP 21), I focus on Graph traversal using DFS and BFS and solve 3 high ...

Are you confused about Data Structures and Algorithms (DSA) and don’t know where to start? In this video, I explain DSA from ...