http://acm.hdu.edu.cn/showproblem.php?pid=5086 题目大意: 给定一个序列,求这个序列的子序列的和,再求所有子序列总和,这些子序列是连续的.去题目给的第二组数据的 3 1 2 3 这个序列的子序列有 [1].[2].[3].[1.2].[2.3].[1.2.3],这些子序列的和是分别是1.2.3.3.5.6.再将这些和加起来 1+2+3+3+5+6=20这个就是最终的答案. 解题思路: 我们假设n等于5.序列为1.2.3.4.5.然后我们将它们如下排列…

Revenge of Segment Tree                                                          Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)                                                                                    To…

Revenge of Segment Tree Problem Description In computer science, a segment tree is a tree data structure for storing intervals, or segments. It allows querying which of the stored segments contain a given point. It is, in principle, a static structur…

Revenge of Segment Tree Problem DescriptionIn computer science, a segment tree is a tree data structure for storing intervals, or segments. It allows querying which of the stored segments contain a given point. It is, in principle, a static structure…

Revenge of Segment Tree Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 383    Accepted Submission(s): 163 Problem Description In computer science, a segment tree is a tree data structure for s…

题目链接: http://acm.hust.edu.cn/vjudge/problem/48421 Binary Tree Time Limit: 3000MS 问题描述 Binary Tree is a tree data structure where each node has at most two children, usually they are distinguished as left and right child. And the node having the child…

http://acm.hdu.edu.cn/showproblem.php?pid=5086 #include <iostream> #include <stdio.h> #include <math.h> #include <queue> #include <map> #include <stdlib.h> #include <algorithm> #include <string.h> #define mo…

Revenge of Segment Tree Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1541    Accepted Submission(s): 552 Problem Description In computer science, a segment tree is a tree data structure for s…

Revenge of Segment Tree Problem Description In computer science, a segment tree is a tree data structure for storing intervals, or segments. It allows querying which of the stored segments contain a given point. It is, in principle, a static structur…

还有3天,今天考试又崩了.状态还没有调整过来... 第一题:小L的二叉树 勤奋又善于思考的小L接触了信息学竞赛,开始的学习十分顺利.但是,小L对数据结构的掌握实在十分渣渣.所以,小L当时卡在了二叉树. 在计算机科学中,二叉树是每个结点最多有两个子结点的有序树.通常子结点被称作“左孩子”和“右孩子”.二叉树被用作二叉搜索树和二叉堆.随后他又和他人讨论起了二叉搜索树.什么是二叉搜索树呢?二叉搜索树首先是一棵二叉树.设key[p]表示结点p上的数值.对于其中的每个结点p,若其存在左孩子lch,则key…