Concepts2
🗂️Data StructureAdvanced
Segment Tree - Handling Multiple Lazy Operations
When a segment tree supports multiple range updates, you must define how lazy tags compose, because the order of operations matters and composition is not commutative.
#segment tree#lazy propagation#range add+12
🗂️Data StructureIntermediate
Segment Tree Basics
A segment tree is a complete binary tree that stores information about array intervals to answer range queries and support point updates in O(log n).
#segment tree#range query#point update+11