L7. Longest Substring With K Unique Character | Variable Size | Sliding Window Technique скачать в хорошем качестве

L7. Longest Substring With K Unique Character | Variable Size | Sliding Window Technique

Longest Substring With K Unique Character Variable Size Sliding Window Problems Sliding Window Simplified By Pratham Problem Link: https://www.geeksforgeeks.org/problem... Join my WhatsApp Channel for **Daily LeetCode POTD and DSA content**: https://whatsapp.com/channel/0029VbBB... Sliding Window Playlist:    • Sliding Window Technique   Timestamp: 00:00 Introduction 00:07 Introduction to Variable Size Sliding Window 01:35 Shrinking the Window in Variable Size Problems 02:15 Generic Template for Sliding Window Problems 03:37 Problem Statement: Longest Substring with K Unique Characters 05:48 Brute Force Approach Discussion 06:22 Sliding Window Approach and Data Structures 08:39 Dry Run of the Approach 16:06 Pseudo Code and Time/Space Complexity 18:53 Code Implementation In this video, we solve the famous *Longest Substring with K Unique Characters* problem using the **Variable Size Sliding Window technique**. This is a very important *DSA interview problem* and helps you understand the **Sliding Window / Two Pointers pattern**, which is frequently asked in coding interviews. If you are preparing for **coding interviews, placements, or DSA rounds**, mastering the Sliding Window pattern is extremely important because many problems can be solved using this approach. Topics Covered in this Video: • Variable Size Sliding Window Technique • Longest Substring with K Distinct Characters • Optimal Approach Explanation • Time Complexity Analysis • Clean Code Implementation This video is part of my **Sliding Window & Two Pointers Interview Pattern Playlist**, where we cover the most important problems asked in coding interviews. Practice Similar Problems: • Longest Substring Without Repeating Characters Subscribe to the channel for more **DSA interview preparation, pattern-based problem solving, and LeetCode explanations**. #slidingwindow #leetcode #dsa #codinginterview #twopointers #datastructuresandalgorithms #variableslidingwindow #programming #interviewpreparation #faangpreparation