Web[BZOJ4771] colorful tree. Problem. There the number of n nodes, each node has a color. The right side is 1. m now queries, each question has two integers x and d, x represents the number of words in the query d e p t h d e p t h Does not exceed d e p [x] + d d e p [ x ] + d How many different colors of nature appear to all points. WebBZOJ4771 Consider what to do without distance limits The contribution of a point is 1. If it is combined with points of the same color adjacent to it in the dfs order, the contribution of lca will be - 1 Then it can be maintained with a segment tree. …
BZOJ4771 شجرة ملونة - شجرة قسم مستدامة + مجموعة + سلسلة شجرة و + LCA ...
WebMay 1, 2024 · bzoj4771 -- dfs序+倍增+主席树. 先考虑没有深度限制的情况。. 先将每个节点的权值设为1,对于颜色相同且在dfs序中最近的2个点,用倍增求出lca并将它的权值减一 … Webbzoj4771 Красочное дерево Постоянное дерево сегментов линии + набор, Русские Блоги, лучший сайт для обмена техническими статьями программиста. modified instructional perspectives inventory
BZOJ4771 Colorful Tree - Sustainable Line Section Tree + Set
Web[BZOJ4771] colorful tree. Problem. There the number of n nodes, each node has a color. The right side is 1. m now queries, each question has two integers x and d, x represents … Web【BZOJ4771】Colorful Tree (Chairman Tree) Topic. BZOJ. answer. If there is no depth limit, only the number of colors in the subtree is asked each time, except for the tree set tree … Web本节书摘来异步社区《智能家居产品从设计到运营》一书中的第1章,第1.1节,作者:邢袖迪,更多章节内容可以访问云栖社区“异步社区”公众号查看1.1智能家居的情景实例智能家居是什么? modified infrastructure survey tool 2.0