All Possible Increasing Subsequences Time Limit:3000MS Memory Limit:65536KB 64bit IO Format:%lld & %llu Appoint description: Description An increasing subsequence from a sequence A1, A2 ... An is defined by Ai1, Ai2 ... Aik, where the follow…
题目 Link 分析 典型的树链剖分题, 树链剖分学习资料 Code #include <bits/stdc++.h> using namespace std; const int maxn = 30000 + 131; struct Edge { int Next; int To; }edge[maxn<<1]; int Head[maxn], tot, n; ///以下是重链数据定义 int top[maxn]; //重链的顶点 int deep[maxn]; //树上节点的深…