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What does rotation of an array mean? Rotation means shifting the elements of an array either to the left or to the right by a given ...

Day 1/150 – Two Sum | LeetCode Interview Question In this video, we solve the Two Sum problem — one of the most frequently ...

In this video, I explain the ASCII value concept in a very simple way for beginners. You will learn: What is ASCII value How ...

Two Sum (LeetCode #1) – Optimized Solution | HashMap Approach LeetCode: https://leetcode.com/problems/two-sum/ In this ...

In this video, we solve the Search a 2D Matrix II problem using an optimized searching approach based on Binary Search logic ...

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

In this video, we solve LeetCode 3785 – Minimum Swaps to Avoid Forbidden Values, a hard-level problem from Weekly Contest ...

In this video, we solve LeetCode 3784 – Minimum Deletion Cost to Make All Characters Equal from Weekly Contest 481.

In this video, we solve a classic JavaScript interview question: Find the missing number in a sequence from 1 to n. We go step by ...

In this video, we tackle LeetCode 1752: Check if Array is Sorted and Rotated. This is a popular array problem often asked in ...

In this video, we tackle LeetCode Problem 181: Employees Earning More Than Their Managers (Easy difficulty), a great SQL ...