poj2528 Mayor's posters(线段树之成段更新)

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poj2528 Mayor's posters(线段树之成段更新)

Mayor's posters Time Limit: 1000MSMemory Limit: 65536K Total Submissions: 37346Accepted: 10864 Description The citizens of Bytetown, AB, could not stand that the candidates in the mayoral election campaign have been placing their electoral posters at…

Codeforces295A - Greg and Array(线段树的成段更新)

题目大意给定一个序列a[1],a[2]--a[n] 接下来给出m种操作,每种操作是以下形式的: l r d 表示把区间[l,r]内的每一个数都加上一个值d 之后有k个操作,每个操作是以下形式的: x y 表示把第x种操作一直到第y种操作都执行一遍最终输出在k个操作结束之后的序列题目大意就是线段树的成段更新嘛~~~先用线段树统计每种操作的次数,然后再执行m次成段更新,最后查询到底的查询即可~~~树状数组也可搞,似乎写起来还更简单些~~~还有一个更犀利的O(n)的算法,不过我暂时还没弄懂~~…

hdu 1698 Just a Hook（线段树之成段更新）

Just a Hook Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description In the game of DotA, Pudge's meat hook is actually the mos…

poj-----(2528)Mayor's posters(线段树区间更新及区间统计+离散化)

Mayor's posters Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 43507 Accepted: 12693 Description The citizens of Bytetown, AB, could not stand that the candidates in the mayoral election campaign have been placing their electoral post…

POJ2528 Mayor's posters —— 线段树染色 + 离散化

题目链接:https://vjudge.net/problem/POJ-2528 The citizens of Bytetown, AB, could not stand that the candidates in the mayoral election campaign have been placing their electoral posters at all places at their whim. The city council has finally decided to…

[poj2528] Mayor's posters (线段树+离散化)

线段树 + 离散化 Description The citizens of Bytetown, AB, could not stand that the candidates in the mayoral election campaign have been placing their electoral posters at all places at their whim. The city council has finally decided to build an electoral…