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The two pointer technique is one of the most useful DSA patterns to know, especially for technical interviews where you need ...

In this video, we'll break down how Two Pointers actually works, where to use it, and how to avoid the most common mistakes ...

Finding the longest substring without repeating characters? Use the sliding window technique! Two pointers + a hash set = O(n) ...

In this video, we solve the problem Remove Duplicates from Sorted Array using the Two Pointer Technique. This is a very ...

Two pointers is a powerful pattern — but only when used correctly. Many LeetCode failures happen because people force ...

In this video, we solve LeetCode 125 — Valid Palindrome using the Two Pointers pattern. We start by understanding the problem ...

Master the 3Sum problem (LeetCode 15) with this step-by-step visual guide! In this video, we break down one of the most ...

In this video, we break down one of the MOST important patterns used across LeetCode, Codeforces, and coding interviews ...

Day 12/150 – LeetCode 150 Interview Questions Series (Java) In this video, we solve the “Trapping Rain Water” problem — one ...

Learn how to solve the 'Squares of a Sorted Array' coding interview problem efficiently using the Two Pointers technique! In this ...

In this video, we solve the “Remove Element” problem (LeetCode 27) using the Two Pointer technique. Instead of memorizing ...

Learn how to solve the classic 'Container With Maximum Water' problem efficiently using the Two Pointer technique! In this ...

Day 6 of my 1000 LeetCode Problems Challenge Solved LeetCode 392 – Is Subsequence using a simple and intuitive ...

Day 8/150 – LeetCode 150 Interview Questions Series (Java) In this video, we solve the “Valid Palindrome” problem — a very ...

Day 9/150 – LeetCode 150 Interview Questions Series (Java) In this video, we solve “Two Sum II – Input Array Is Sorted”, a classic ...

Learn how to solve the Backspace String Compare problem (LeetCode 844) efficiently! In this video, we explore how to ...

In this episode of the LeetCode Top Interview 150 series, we solve the iconic Trapping Rain Water (LeetCode 42) problem — a ...

In this video, we solve LeetCode Problem 977 — Squares of a Sorted Array. We start by understanding why the naive approach of ...

In this video, we solve LeetCode 125 – Valid Palindrome using the Two Pointer Approach . We check whether a given string is ...

LeetCode #FAANG #CodingInterview In this video, I explain the Two Pointer Approach, one of the most important patterns in Data ...