Can you answer these queries III SPOJ - GSS3 这道题和洛谷的小白逛公园一样的题目. 传送门: 洛谷 P4513 小白逛公园-区间最大子段和-分治+线段树区间合并(单点更新.区间查询) 代码: #include<bits/stdc++.h> using namespace std; typedef long long ll; ; #define lson l,m,rt<<1 #define rson m+1,r,rt<<1|1…

GSS2 - Can you answer these queries II #tree Being a completist and a simplist, kid Yang Zhe cannot solve but get Wrong Answer from most of the OI problems. And he refuse to write two program of same kind at all. So he always failes in contests. When…

SPOJ - GSS3 Can you answer these queries III Description You are given a sequence A of N (N <= 50000) integers between -10000 and 10000. On this sequence you have to apply M (M <= 50000) operations: modify the i-th element in the sequence or for giv…

GSS3 - Can you answer these queries III You are given a sequence A of N (N <= 50000) integers between -10000 and 10000. On this sequence you have to apply M (M <= 50000) operations: modify the i-th element in the sequence or for given x y print max{…

Can you answer these queries III(luogu) Description 维护一个长度为n的序列A,进行q次询问或操作 0 x y:把Ax改为y 1 x y:询问区间[l,r]的最大子段和 数据范围:n,q<=5e4,-1e4<=Ai<=1e4; Solution 线段树处理区间最大子段和 res为区间最大子串和 sum为区间和 prel和prer分别为从区间左端点和右端点开始的最大子串和 Code #include <cstdio> #incl…

1557. Can you answer these queries II Problem code: GSS2 Being a completist and a simplist, kid Yang Zhe cannot solve but get Wrong Answer from most of the OI problems. And he refuse to write two program of same kind at all. So he always failes in co…

Time Limit: 330MS   Memory Limit: 1572864KB   64bit IO Format: %lld & %llu Description You are given a sequence A of N (N <= 50000) integers between -10000 and 10000. On this sequence you have to apply M (M <= 50000) operations: modify the i-th…

[题目分析] GSS1的基础上增加修改操作. 同理线段树即可,多写一个函数就好了. [代码] #include <cstdio> #include <cstring> #include <cmath> #include <cstdlib> #include <map> #include <set> #include <queue> #include <string> #include <iostream&…

题目链接:点击打开链接 题意: 给定n长的序列 以下2个操作 0 x y 给[x,y]区间每一个数都 sqrt 1 x y 问[x, y] 区间和 #include <stdio.h> #include <iostream> #include <algorithm> #include <string.h> #include <queue> #include <math.h> #include <vector> #inclu…

SP1716 GSS3 - Can you answer these queries III 题意翻译 n 个数,q 次操作 操作0 x y把A_xAx 修改为yy 操作1 l r询问区间[l, r] 的最大子段和 依旧是维护最大子段和,还是再敲一遍比较好. code: #include<iostream> #include<cstdio> #define ls(o) o<<1 #define rs(o) o<<1|1 using namespace std…