Matrix 楼教主出的题目。题意:一个矩阵初始值都为0,每次给“C X1 Y1 X2 Y2" 去反转这个矩阵。或者"Q X1 Y1"查询这个点是0/1。第一次接触树套树的
https://www.u72.net/daima/m5fb.html - 2024-07-29 22:12:19 - 代码库这是一道关于<em>线段</em>树的区间开根号的裸题,没什么好讲的。 值得注意的是,因为有区间开根号的性质,所以我们每一次更改操作只能把更改区间所覆盖的所有
https://www.u72.net/daima/fzr3.html - 2024-08-16 14:08:57 - 代码库一直以为二维<em>线段</em>
https://www.u72.net/daima/nar01.html - 2024-09-18 13:47:15 - 代码库事实上本题的难点并非<em>线段</em>树,而是离散化。由于数据非常大,直接按原始数据计算那么就会爆内存和时间
https://www.u72.net/daima/ndaxu.html - 2024-09-28 17:37:02 - 代码库单点更新是最最基础的<em>线段</em>树,只更新叶子节点,然后把信息用pushup这个函数更新上来。
https://www.u72.net/daima/xnnh.html - 2024-07-16 18:01:05 - 代码库解法: <em>线段</em>树做。我
https://www.u72.net/daima/nz34h.html - 2024-08-02 01:04:12 - 代码库直接将这3题 放一起了 今天在做<em>线段</em>树的东西 这3个都是区间更新的 查询方式互相不同 反正都可以放到一起吧直接先上链接了 touch me
https://www.u72.net/daima/cbwx.html - 2024-07-10 20:50:29 - 代码库HDU 4578<em>线段</em>树区间更新操作有:区间所有数add(c)区间所有数mul(c)区间所有数set(c)查询有:区间所有数的p次方和(p>= 1 &
https://www.u72.net/daima/nbee.html - 2024-07-03 15:53:44 - 代码库FOJ 2174区间跟新,区间询问: 1 #include <iostream> 2 #include <cstdio> 3 #include <cstring> 4 #define lson l,mid,rt<<1 5 #define rson mid+
https://www.u72.net/daima/n77.html - 2024-07-01 22:04:40 - 代码库Billboard Time Limit:8000MS Memory Limit:32768KB 64bit IO Format:%I64d & %I64u Description At the entrance to the university, there
https://www.u72.net/daima/c5s.html - 2024-07-02 09:51:10 - 代码库#include<iostream>#include<cmath>using namespace std;#define maxn 200005class Node{public: int l,r; int add;//附加值 int s
https://www.u72.net/daima/k3s.html - 2024-07-02 02:35:30 - 代码库An easy problemTime Limit: 8000/5000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Problem DescriptionOne day, a useless ca
https://www.u72.net/daima/n0nw.html - 2024-08-11 19:50:48 - 代码库http://hihocoder.com/problemset/problem/1077#include <bits/stdc++.h>using namespace std;#define ll long long#define co(x) cout << (x) << end
https://www.u72.net/daima/hwbw.html - 2024-08-13 12:04:11 - 代码库区间合并部分:POJ 3667 Hotel求某大于等于a的最长区间#include <cstdio>#include <cstring>#include <algorithm>#include <iostream>#define LEN 5
https://www.u72.net/daima/dcd0.html - 2024-07-07 20:56:39 - 代码库Just a HookTime Limit: 4000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 29310 Accepted Submis
https://www.u72.net/daima/u0aw.html - 2024-08-22 08:34:18 - 代码库题意:给定Q(1<=Q<=100000)个数A1,A2&hellip;AQ,以及可能多次进行的两个操作1)对某个区间Ai&hellip;&hellip;Aj的每个数都加n(n可变)2)对某个区间Ai&hellip;&hell
https://www.u72.net/daima/uum4.html - 2024-08-22 04:01:33 - 代码库Problem DescriptionC国的死对头A国这段时间正在进行军事演习,所以C国间谍头子Derek和他手下Tidy又开始忙乎了。A国在海岸线沿直线布置了N个工兵营地,De
https://www.u72.net/daima/wmhu.html - 2024-07-16 16:05:52 - 代码库Potted FlowerTime Limit: 2000 MS Memory Limit: 65536 KB64-bit integer IO format: %I64d , %I64u Java class name: Main[Submit] [Status] [Discu
https://www.u72.net/daima/w9u1.html - 2024-07-16 14:38:57 - 代码库题目链接瑶瑶想要玩滑梯Time Limit: 10000/5000MS (Java/Others)Memory Limit: 512000/256000KB (Java/Others)SubmitStatisticNext ProblemProblem De
https://www.u72.net/daima/v47h.html - 2024-07-15 11:10:56 - 代码库比赛时太大意,斐波拉契数列开小了。 题目大意:1个序列,3种操作,改变序列某个数大小,将序列中连续的一段每个数都变成其最近的斐波拉契数,以及查询序列中某一
https://www.u72.net/daima/vn1e.html - 2024-07-14 18:36:12 - 代码库