Segment Tree Explained Simply | Build & Solve Range Sum Queries Fast

In this video, we clearly explain the concept of a Segment Tree and how it is used to efficiently solve the Range Sum Query problem. The tutorial covers the motivation behind segment trees, step-by-step construction from an input array, and how range sum queries are processed in O(log n) time. Through simple examples and visual explanation, viewers will understand how segment trees improve performance compared to brute-force methods. This video is especially useful for students preparing for coding interviews, competitive programming, and data structures courses. Watch till the end to learn the complete workflow of building and querying a segment tree in an easy and practical way on YouTube.

Видео Segment Tree Explained Simply | Build & Solve Range Sum Queries Fast канала The Knowledge Revolution