maximum prefix 1810 the
Why Kiki's Delivery Service Is The Perfect Coming of Age Story
# Why Kiki's Delivery Service Is The Perfect Coming of Age Story Studio Ghibli is well known for producing timeless classics that have engaging protag ......
CF1850H The Third Letter
[题目链接](https://codeforces.com/problemset/problem/1850/H) # 题解 **知识点:贪心,图论建模。** 考虑对约束 `a b d` 建边 $a \mathop{\to}\limits^d b$ 与 $b \mathop{\to}\limits^{ ......
CF1872B The Corridor or There and Back Again
## 思路 假设第 $0$ 时刻走进有陷阱的房间,那么必须在第 $t_i$ 时刻前返回到这个房间之前,因为出去还需要回来,假设到达这个房间后的第 $k$ 个房间,那么到达需要 $k$ 的时间,回来需要 $k+1$ 的时间,因为陷阱会困住当前在房间里的人,所以我们需要提前回去。 那么如果走到一个有陷阱 ......
[LeetCode] 1383. Maximum Performance of a Team
You are given two integers n and k and two integer arrays speed and efficiency both of length n. There are n engineers numbered from 1 to n. speed[i] ......
The Power of Diagnostic Kits: Unleashing the Potential of John Deere Service Advisor EDL v2,Interface
In the rapidly evolving world of automotive diagnostics, the importance of reliable and efficient diagnostic tools cannot be overstated. These tools s ......
All Pairs Maximum Flow题解
## 前置知识: ### 1. [P3376 【模板】网络最大流](https://www.luogu.com.cn/problem/P3376) ### 2.[P4897 【模板】最小割树(Gomory-Hu Tree)](https://www.luogu.com.cn/problem/P489 ......
The 16-th BIT Campus Programming Contest - Onsite Round
链接:[https://codeforces.com/gym/104025](https://codeforces.com/gym/104025) ## A. Gifts in box ```cpp #include "bits/stdc++.h" using namespace std; usin ......
The 2nd Universal Cup. Stage 1- Qingdao
# A. Live Love 最大值就是把所有的$P$放在一起,最小值是尽可能的均分. ```cpp #include using namespace std; #define int long long void solve() { int n , m , d ; cin >> n >> m , ......
Automate the Boring Stuff with Python(读后感)
这里主要就是记录下这本书的主要内容,自己以后想起来的时候可以直接看这个博客 整本书的内容看目录就很清楚了,所以下面就是目录加自己的一点心得体会 ### Python编程基础 基础中的基础,但有个很重要的轮子 `PrettyPrint`:把输出打印的更漂亮 ### 自动化任务 这是重点,一次性肯定记不 ......
# Codeforces Round 887 E Ina of the Mountain(反悔贪心)
~~被这个题折磨了好久,决定写一篇题解~~ 先考虑没有这个$k$的限制的情况,等价于对原来的$a_i$序列的差分数组$b_i$,每次找到两个位置$1\le x 0$的位置进行$-1$的操作,后面对应的$+1$可以放在$b_ic[i]$,那么$c[i]$减去$k$对答案的贡献就是$0$,因为$d[i] ......
The Road Not Taken
"The Road Not Taken" by Robert Frost Two roads diverged in a yellow wood, And sorry I could not travel both And be one traveler, long I stood And look ......
Four in the Morning
BY Wislawa Szymborska The hour from night to day The hour from side to side The hour for those past thirty The hour swept clean to the crowing of cock ......
CF1852C Ina of the Mountain
*2400 https://codeforces.com/problemset/problem/1852/C 如果没有 $\mod k$ 的限制的话,我们都会做,因为都是正数,那么 $\sum_i^n d_i>0$,因此,答案即为 $\sum[d_i>0]d_i$。 但是现在多了一个操作,即为区间加 ......
【ICML2022】Understanding The Robustness in Vision Transformers
来自NUS&NVIDIA 文章地址:[2204.12451] Understanding The Robustness in Vision Transformers (arxiv.org) 项目地址:https://github.com/NVlabs/FAN 一、Motivation CNN使用滑动 ......
The chromedriver.exe file does not exist in the current directory
The chromedriver.exe file does not exist in the current directory or in a directory on the PATH environment variable. The driver can be downloaded at ......
CF724G Xor-matic Number of the Graph
[题目链接](https://codeforces.com/problemset/problem/724/G) 不妨先看一道更为基础的题:[CF845G](https://codeforces.com/problemset/problem/845/G)以及[它的题解](https://www.cnb ......
Codeforces Round 843 (Div. 2) A2. Gardener and the Capybaras (hard version)
有三个字符串 $s_1, s_2, s_3$ ,每个字符串只有 $a, b$ 组成。三个字符串顺序连接在了一起。满足以下条件之一: * $s1 \leq s_2, s_3\leq s_2$ * $s1 \geq s_2, s_3\geq s_2$ 以上为字典序比较。 给出连接的三个字符串,输出一组可 ......
Codeforces Round 874 (Div. 3) B. Restore the Weather
给一个长为 $n$ 的数组 $a$ ,给一个长为 $n$ 的乱序数组 $b$ ,给一个正整数 $k$ 。要求重排 $b$ 使得 $\forall i, |a_i - b_i| \leq k$ 。输出其中一种 $b$ 的排列方式。 一个性质题。(div2 前几题很喜欢有序数组的经典性质) 总结一下有序 ......
【题解】CF1852C Ina of the Mountain
我们先从题目的一部分入手。 如果说,我们没有当一个数为 $0$ 时,让这个数变成 $k$ 的性质,我们如何求答案呢? 很简单,在图上就是: 绿色线段的长度加起来即为答案(本图中是 $6$) 我们考虑很显然地,将一个数从 $0$ 变为 $k$ 即为将一个数一开始加上 $k$ 我们如果要让第 $i$ 列 ......
It is strongly discouraged to install anything else in the base envionment
For both mamba and conda, the base environment is meant to hold their dependencies. It is strongly discouraged to install anything else in the base en ......
The Riordan Group and Applications 第1章 笔记
2022年的一本书,只有376页。证明直接去书里面找。 [TOC] # 1 介绍 ## 1.1 啥是RiordanArray ## 1.2 起源和研究动机 ## 1.3 基础的应用 $$ \mathfrak{B}_r=\sum_{n \geq 0} \frac{1}{(r-1) n+1}\left( ......
The 2022 ICPC Asia Hangzhou Regional Programming Contest
The 2022 ICPC Asia Hangzhou Regional Programming Contest No Bug No Game #include<bits/stdc++.h> using namespace std; #define endl "\n" #define int lon ......
The 2022 ICPC Asia Nanjing Regional Contest
链接:[https://codeforces.com/gym/104128](https://codeforces.com/gym/104128) ## A. Stop, Yesterday Please No More ```cpp #include "bits/stdc++.h" using n ......
The 18th Heilongjiang Provincial Collegiate Programming Contest
链接:[https://codeforces.com/gym/104363](https://codeforces.com/gym/104363) ## A. Magic Computer ```cpp #include "bits/stdc++.h" using namespace std; us ......
The 10th Shandong Provincial Collegiate Programming Contest
链接:[https://codeforces.com/gym/104459](https://codeforces.com/gym/104459) ## A ```cpp #include "bits/stdc++.h" using namespace std; using i64 = long l ......
The 17th Chinese Northeast Collegiate Programming Contest
链接:[https://codeforces.com/gym/104366](https://codeforces.com/gym/104366) ## A. Cask Effect ```cpp #include "bits/stdc++.h" using namespace std; using ......
安装cocoapods: Error installing cocoapods: The last version of activesupport (>= 5.0, < 8) to support your Ruby & RubyGems was 6.1.7.6. Try installing it with `gem install activesupport -v 6.1.7.6`问题解决
问题描述: 在终端命令行安装cocoapods时,可能出现如下问题: Error installing cocoapods: The last version of activesupport (>= 5.0, < 8) to support your Ruby & RubyGems was 6.1 ......
[LeetCode] 2433. Find The Original Array of Prefix Xor
You are given an integer array pref of size n. Find and return the array arr of size n that satisfies: pref[i] = arr[0] ^ arr[1] ^ ... ^ arr[i]. Note ......
大模型时代的推荐系统Recommender Systems in the Era of Large Language Models (LLMs)
文章地址:https://arxiv.org/abs/2307.02046 笔记中的一些小实验中的模型都是基于GPT-3.5架构的ChatGPT模型。 本文主要讲述了比较具有代表性的方法利用LLM去学习user和item的表示,从预训练、微调和提示三个范式回顾了近期用于增强推荐系统的LLM先进技术, ......
error: The following untracked working tree files would be overwritten by merge
错误内容如下: error: The following untracked working tree files would be overwritten by merge: xxx/xxx/xxx/xxx/xxx/xxx/xxx.java Please move or remove them b ......