WebCF1092E Solution; CF1092 D & E —— 思路+单调栈,树的直径; CF1092E. Minimal Diameter Forest 【CF875F】Royal Questions 最小生成基环树森林 [CF1027F]Session in … WebJan 24, 2024 · 题解. 下文将“以该节点为根时树的最大深度最小”的节点称为“最小节点”,并将“以最小节点为根时树的最大深度”称为“最小深度”。. 题目给出的是无根树森林,易得对于每一棵树来说,使“最小节点”与其他树连接最优。. 而最终方案则是将所有树与 ...
CF 1092E - Minimal Diameter Forest construction algorithm, …
WebYou are given a forest — an undirected graph with nn vertices such that each its connected component is a tree. The diameter (aka "longest shortest path") of a connected undirected graph is the maximum number of edges in the shortest path between any pair of its vertices. WebOct 2, 2024 · Solution 1. 首先,如果我们已经把这棵可爱的森林连成了一棵更加可爱的树,那么新树的直径是多少呢? 类比CF804D(有我题解),可以得到直径来自下面两种 … haslett elementary school mi
cf1092F_syh0313的博客-CSDN博客_cf1092e
WebJul 19, 2024 · Our free 2-year warranty makes every Radwell purchase a dependable, reliable investment in your company's future. Warranty Terms and Conditions. If you … WebYou are given a forest — an undirected graph with nn vertices such that each its connected component is a tree. The diameter (aka "longest shortest path") of a connected undirected graph is the maximum number of edges in the shortest path between any pair of its vertices. WebDec 20, 2024 · Solution 1 首先,如果我们已经把这棵可爱的森林连成了一棵更加可爱的树,那么新树的直径是多少呢? 类比CF804D(有我题解),可以得到直径来自下面两种情况之一: ①老树中的直径(即在初始的森林形态时的每棵树); ②对于两个来自不同老树的节点u,vu,vu,v后,它们之间的长度为: uuu所在的老树中 ... haslet texas 76052 county