problems

unbounded knapsack problem

Description Unbounded Knapsack Problem There are $N$ kinds of items and a knapsack with the capacity of $V$, each item has unlimited pieces available. ......
unbounded knapsack problem

solve the problem of downloading assets from github

Description After version 2021a, in order to reduce the file size, Webots set resource files such as textures and sounds up for network download by gi ......
downloading problem assets github solve

5、题目:Training in Creative Problem Solving: Effects on Ideation and Problem Finding and Solving in an Industrial Research Organization

期刊信息 (1)作者:George B. Graen,Stephen G. Graen (2)期刊:Organizational Behavior and Human Performance (3)DOI:10.1016/0030-5073(82)90233-1 (4)ISSN:0030-5073 ......
Problem Solving Organization Industrial and

【每日一题】Problem 120F. Spiders

[原题](https://codeforces.com/problemset/problem/120/F) #### 解决思路 通过给定的数据,将其构建称树,取其中最大的深度进行拼接,最后得到最终结果 ##### 如何获取最大的深度 以每个节点作为 root 构建树,然后取其中最大的深度 ```C+ ......
Problem Spiders 120

RTFM、STFW 和 X-Y Problem

## 如何提问 艾瑞克。史蒂文.雷蒙德(Eric Steven Raymond)的 [提问的智慧](https://github.com/ruby-china/How-To-Ask-Questions-The-Smart-Way/blob/master/README-zh_CN.md)。 这是一篇长 ......
Problem RTFM STFW X-Y

解决 This is probably not a problem with npm. There is likely additional logging output above.

在执行 npm run serve 运行项目的时候报错:dengzemiaodeMacBook-Pro:lianshan_vue dengzemiao$ npm run serve......npm ERR! code ELIFECYCLEnpm ERR! errno 1npm ERR! lians ......
additional probably logging problem likely

Not Another Linear Algebra Problem 题解

题意:自己看。 首先我们知道我们唯一能找到的题解在 hos_lyric 的代码里。把它放在这里:(由 bikuhiku 提供) $$ \begin{aligned} &U \subseteq \mathbb{F}_p^n, \text{subspace}\\ & a(U) := \#\{ p \in ......
题解 Another Algebra Problem Linear

【每日一题】Problem 44E. Anfisa the Monkey

[原题](https://codeforces.com/problemset/problem/44/E) #### 解决思路 由题意可得 $ak \le size \le bk$,因此当条件不符合该要求时即可退出 因为 $size \le bk$,因此,我们可以假设每行都是 $b$ 长度来满足条件二 ......
Problem Anfisa Monkey the 44

「解题报告」CF356E Xenia and String Problem

比较简单的题。 发现方案很少,考虑对每种方案维护出权值。首先容易得出,好串的长度一定是 $2^i - 1$ 形式的,这也告诉我们好串的数量上界是 $O(n \log n)$ 的,那么我们可以对每一个串考虑怎样修改会使得它变成好串。 首先长度为 $1$ 的一定是好串,直接累计上。 我们分几种情况考虑: ......
Problem 报告 String Xenia 356E

【每日一题】Problem 363B. Fence

[原题](https://codeforces.com/problemset/problem/363/B) #### 解决思路 求 k 个木板的最小高度和,因为所有木板的高度和不超过 1e9,因此计算出到当前木板 j 的总高度 - 前 j - k 模板的总高度并求得最小数即可 ```C++ #inc ......
Problem Fence 363

【每日一题】Problem 331C1. The Great Julya Calendar

[原题](https://codeforces.com/problemset/problem/331/C1) #### 解决思路 寻求减到 0 所需的最小次数,即 $Num(n) \Rightarrow Num(n-x)+1$ 当存在一个 x 使得 (n - x)% 10 = 0 时,那么(n - ......
Calendar Problem Great Julya 331

【每日一题】Problem 327A - Flipping Game

[原题](https://codeforces.com/problemset/problem/327/A) #### 解决思路 计算数字 "1" 的最大数目,可以转换成计算数组最大和,即求 $maxSum(oldArraySum - (1 \rightarrow 0) + (0 \rightarro ......
Flipping Problem 327A Game 327

yum源使用报错-RockyLInux8.7-Modular dependency problem:

报错信息如下: Kubernetes 11 kB/s | 173 kB 00:15 Modular dependency problem: Problem: conflicting requests - nothing provides module(perl-DBI:1.641) needed b ......

Windows证书管理器 && SSL certification && WSL-Docker: curl: (60) SSL certificate problem: unable to get local issuer certificate

深入浅出certmgr——Windows证书管理器 https://www.fke6.com/html/91605.html 计算机安全是当前社会的一个重要议题,证书是一种重要的安全机制,负责证明数据、软件或者人的身份和信誉。certmgr(即“证书管理器”)是Windows中专门用于证书管理的工具 ......
certificate amp certification WSL-Docker SSL

【每日一题】Problem 313B - Ilya and Queries

[原题](https://codeforces.com/problemset/problem/313/B) #### 解决思路 使用后缀和计算到 i 处共有多少对 $s_i = s_{i+1}$,计算时相减以下就可以 ```C++ #include int main() { std::string ......
Problem Queries 313B Ilya 313

【每日一题】Problem 1832B - Maximum Sum

[原题](https://codeforces.com/problemset/problem/1832/B) #### 解决思路: 类似滑动窗口的方式,窗口大小为 k 次操作,从中找到更大的结果即可 #### 误区: 一开始的想法是每次都在前一次的基础上减去最少的,然而在样例的第五个测试点出错,因为 ......
Problem Maximum 1832B 1832 Sum

codeforces.com/contest/1553/problem/B

# [简单字符串哈希](https://codeforces.com/contest/1553/problem/B) ## 题意 给一个字符串s和t,问从s的某个位置开始,向右到某个点后再向左,顺序遍历到的字符形成的字符串可否为t。 ## 思路 数据只有500,$O(n^3)$可过,枚举转折点,然后 ......
codeforces contest problem 1553 com

Contrastive Learning for Representation Degeneration Problem in Sequential Recommendation

[TOC] > [Qiu R., Huang Z., Ying H. and Wang Z. Contrastive learning for representation degeneration problem in sequential recommendation. WSDM, 2022.] ......

解决cURL error 60: SSL certificate problem: unable to get local issuer certifica

转载:[](https://blog.csdn.net/qq_38776443/article/details/125202116) 报错原因:因为没有配置信任的服务器HTTPS验证。默认情况下,cURL被设为不信任任何CAs,因此浏览器无法通过HTTPs访问你服务器。 #### 一、解决方式 [下 ......
certificate certifica problem issuer unable

Git 的SSL certificate problem: unable to get local issuer certificate问题

D:\temp>git clone https://github.com/xxxxxx/yyyyyy.git Cloning into 'yyyyyy'... fatal: unable to access 'https://github.com/xxxxxx/yyyyyy.git/': SSL c ......
certificate problem issuer unable 问题

w task2 - problem and solution

Read and understand the question -highlight / underline key parts causes ... solutions your opinion I believe ... Introduction: variety of reasons, st ......
solution problem task2 task and

P1001 A+B Problem

## 题目描述 输入两个整数 $a, b$,输出它们的和($|a|,|b| \le {10}^9$)。 注意 1. Pascal 使用 `integer` 会爆掉哦! 2. 有负数哦! 3. C/C++ 的 main 函数必须是 `int` 类型,而且 C 最后要 `return 0`。这不仅... ......
Problem P1001 1001

P1001 A+B Problem

考虑只用位运算去解决。 $a+b$ 可以表示成 $(a\land b)+(a\vee b)$,即把共有的 $1$ 和独有的 $1$ 分开。 因为 $(a\land b)\in(a\vee b)$,所以可以将前者左移一位,后者异或上前者,和保持不变。 这样又回到了第一步,递归计算即可,边界条件为 $a ......
Problem P1001 1001

airflow standalone problem fix: The webserver is already running under PID 3244

## problems with airflow standalone to start server with error: `The webserver is already running under PID 3244`. Try to list full server listening i ......
standalone webserver airflow problem already

解决 NVIDIA Windows has stopped this device because it has reported problems. (Code 43)

## 场景 1. 当跑需要使用GPU算力的一些项目时候,需要用到CUDA,确保电脑是具有独立显卡的机子,但是怎么也没法让代码中的torch跑在GPU上; 2. 点击任务管理器查看"性能"下的GPU选项,看到运行中的并非是独立显卡而是集成显卡; 3. 点击设备管理器,发现NVIDIA显卡左下角有感叹号 ......
has reported problems Windows because

AtCoder Beginner Contest 247 Ex Rearranging Problem

[洛谷传送门](https://www.luogu.com.cn/problem/AT_abc247_h "洛谷传送门") [AtCoder 传送门](https://atcoder.jp/contests/abc247/tasks/abc247_h "AtCoder 传送门") 考虑我们如何判定一 ......
Rearranging Beginner AtCoder Contest Problem

How to fix the problem that Raspberry Pi cannot use the root user for SSH login All In One

How to fix the problem that Raspberry Pi cannot use the root user for SSH login All In One 如何修复树莓派无法使用 root 用户进行 SSH 登录的问题 ......
Raspberry the problem cannot login

适定问题(Well-posed problem)与不适定问题(ill posed problem)

Well-posed problem & Ill-posed problem. 适定问题(Well-posed problem)是指满足下列三个要求的问题: a solution exists:解必须存在;the solution is unique:解必须唯一;the solution’s beh ......
problem 问题 posed Well-posed Well

2022 AMC 10B Problems

Problem 1 Define to be for all real numbers and What is the value of Problem 2 In rhombus , point lies on segment so that , , and . What is the area o ......
Problems 2022 10B AMC 10

Problem D: 世界杯查询

Problem Description 1.从命令行读入一个队名,输出该队获得冠军是哪一年(以下面五届数据作为基础数据)。如果该队没有获得冠军,则输出:队名+“ lose the championship!”。2.下面是五届世界杯数据:届数 举办年份 举办地点 冠军第一届,1930年,Uruguay ......
Problem 世界