P397 distant country (tree cutting root)

P3979 distant country analysis Tree section + segment tree + classification discussion (tree section root) Let's put the conclusion here first Changing the root does not affect the operation of splitting the path in the tree with the tree established from 1. Changing the root will affect the naUTF-8...

Posted by voidstate on Fri, 15 Apr 2022 18:30:25 +0930