Скачать или смотреть Longest Balanced Substring II | LeetCode 3714 | Prefix Sum | Hashing

In this video, I break down LeetCode Problem 3714 — Longest Balanced Substring II step-by-step. We’ll go from understanding the problem statement to building the optimal approach, followed by a detailed code walkthrough.

What you’ll learn in this video:
How to identify balanced substring patterns
Key observations to reduce brute force
Efficient approach with explanation
Optimal hash key generation
Code Explanation
Time & Space Complexity analysis

I explained the solution in C++, and the Java & Python implementations follow the exact same logic and structure — links are provided below.

Problem Link:
https://leetcode.com/problems/longest...

LeetCode Solution Post: https://leetcode.com/problems/longest...

Topics Covered:
Strings
Prefix counting / state mapping
Hashing / maps


Timestamps:
00:00 Content Structure
00:42 Question
02:54 Intuition
09:15 Approach
10:18 Code Explanation
14:30 Bit Manipulation
17:08 Complexity Analysis
18:09 Outro