Two-dimensional line segment tree study notes
Overview
topic
- POJ 2155 Code
- Area plus, single point inquiry
- hdoj 1823 code
- Single point modification, regional maximum value
- hdoj 2888 code
- Achievement, regional maximum value
- Luogu 3437 code
- Area coverage, area maximum value query, tag persistence
pending issue
https://post.icpc.camp/d/797-luogu-p3437-poi2006-tet-tetris-3d
hang mixed training reinforcement