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搜索关键字:线段树单点更新    ( 247个结果
hdu 1754 I Hate It (线段树单点更新)
http://acm.hdu.edu.cn/showproblem.php?pid=1754照着hdu 1166 的模板稍加改动即可#include#include#include#includeusing namespace std;int sum[1000000];void push(int r...
分类:其他好文   时间:2015-02-02 17:54:43    阅读次数:116
HDU 4302 线段树单点更新,维护区间最大最小值
http://acm.hdu.edu.cn/showproblem.php?pid=4302 Problem Description Holedox is a small animal which can be considered as one point. It lives in a straight pipe whose length is L. Holedox can on...
分类:其他好文   时间:2015-01-20 22:14:50    阅读次数:194
HDU 1540 Tunnel Warfare(线段树单点更新+区间合并)
Problem Description During the War of Resistance Against Japan, tunnel warfare was carried out extensively in the vast areas of north China Plain. Generally speaking, villages connected by tunnels ...
分类:其他好文   时间:2015-01-17 15:14:49    阅读次数:259
hdu 1166 敌兵布阵(线段树入门)
敌兵布阵 Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 47667    Accepted Submission(s): 20182 Problem Description C国的死对头A国这段时间正在进行军事演...
分类:其他好文   时间:2015-01-07 18:58:16    阅读次数:128
hdu 1754 I Hate It(线段树入门)
I Hate It Time Limit: 9000/3000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 41510    Accepted Submission(s): 16458 Problem Description 很多学校流行一种比较的习惯。...
分类:其他好文   时间:2015-01-07 18:57:48    阅读次数:105
poj 2886 Who Gets the Most Candies? (线段树单点更新应用)
poj 2886 Who Gets the Most Candies? Description N children are sitting in a circle to play a game. The children are numbered from 1 to N in clockwise order. Each of them has a card with ...
分类:其他好文   时间:2014-12-30 23:42:05    阅读次数:310
线段树 (单点更新)
线段树(segment tree),一种二叉搜索树。比较常用。 就像这样。 推荐直接看http://wenku.baidu.com/view/94a8c01959eef8c75fbfb3d4.html (杭电的大神写的,十分推荐,特别棒。)例题:HDU 1166HDU 1754HDU 139...
分类:其他好文   时间:2014-12-28 22:01:48    阅读次数:175
线段树 逆序 单点更新 PKU 2828
Buy Tickets Time Limit: 4000MS   Memory Limit: 65536K Total Submissions: 14077   Accepted: 7060 Description Railway tickets were difficult to buy around the Lunar New Yea...
分类:其他好文   时间:2014-12-08 21:31:35    阅读次数:254
HDU1166 线段树——单点更新
题目:http://acm.hdu.edu.cn/showproblem.php?pid=1166根据网上大神的简短代码模板自己重新打了一遍,也加深理解#include#define lson l,m,rt> 1; build(lson); build(rson); pushup(...
分类:其他好文   时间:2014-11-20 23:11:15    阅读次数:184
hdu - 4973 - A simple simulation problem.(线段树单点更新 + 区间更新)
题意:初始序列 1, 2, ..., n,m次操作(1 D l r,将区间[l, r]中的所有数复制一次; Q l r,输出区间[l, r]中同一数字个数的最大值。 (0 题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=4973 ——>>因为区间内数字是依次递增的,所以可以以数字为叶建线段树去维护区间同一数字个数最大值。。 原查询区...
分类:其他好文   时间:2014-10-29 07:06:29    阅读次数:238
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