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Pages
Posts
TestPost
Published:
这是一个 excerpt 嘿嘿
Cycle Space 与 Cut Space
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讲解了无向图的 cycle space 和 cut space 的性质，并且尝试在有向图的情况进行类比。
图论 1
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最短路、优化建图、差分约束、MST、Tarjan、2-SAT、Euler 路。
函数的极值
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讲解了一些常用的函数极值处理手法。
高开省选 Day 6
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网络流的原理和图论建模。
高开省选 Day 2
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沈吉滪的数据结构课！
高开省选 Day 1
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郭羽冲的模拟赛！
MY OI
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OI 做题思路
2025 AIME II
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对这套考场上做过 9 分的题，给出复盘与想法。
数据结构 6
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杂题选做。
字符串 2
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SA、SAM、广义 SAM。
字符串
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集合——(K)MP、AC 自动机、Z 函数、Manacher、SA、SAM、广义 SAM。
字符串 1
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(K)MP、AC 自动机、Z 函数、Manacher。
数据结构
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集合——Splay、LCT、分块、莫队、块状链表、可持久化数据结构、静态链分治、线段树合并、长链剖分、整体二分、CDQ 分治、点分治、点分树。
数据结构 5
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静态链分治、线段树合并、长链剖分、整体二分、CDQ 分治、点分治、点分树
数据结构 4
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数据结构
数据结构 3
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根号算法——分块 & 块状链表 & 莫队
数据结构 2
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LCT
数据结构 1
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Splay
Machine Learning Diagnostic
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Ways of improving your machine learning result.
Neural Network
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Intro to Neural Network.
Other Things about Optimization Algorithms
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Feature Scaling, Choosing Learning Rate, and Regularization.
Classification
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Methods of Classification.
AP E&M Chapter 14-16 Part 4: Maxwell’s Equations
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Maxwell’s equations: the Holy Grail of electricity and magnetism.
AP E&M Chapter 14-16 Part 3: Inductors
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A new device in the circuit - the inductor.
AP E&M Chapter 14-16 Part 2: Faraday’s Law
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Magnetic fields can produce electric fields.
AP E&M Chapter 14-16 Part 1: Magnetic Fields
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Biot-Savart Law, Lorentz Force, and Ampere’s Law
Linear Regression
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Methods of solving Linear Regression.
刘博上课笔记
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科研的基本知识。
My Math
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对 MO 问题的各种解决方法合集。
AP E&M Chapter 13.5 Other things about Circuits
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Concepts about circuits.
AP E&M Chapter 13 Analysis of Circuits
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Current, Resistance, Kirchhoff’s Laws, and RC circuit.
线性回归，基于 Ti-NSpire CX CAS 计算器
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在 Ti-NSpire CX CAS 计算器中算出线性回归的数值解与解析解。
Intro to AI
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Introduction to Machine Learning.
AP E&M Chapter 12 Capacitors
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A new device in the circuit - the capacitor.
AP E&M Chapter 11 Gauss’s Law
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Gauss’s Law - Using symmetry to determine electric fields.
AP E&M Chapter 10 Electrostatics
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Intro to E&M - Electrostatics.
转动惯量表
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Rotational inertia for common shapes.
Macro Unit 19
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International Trade.
Macro Unit 17-18
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Phillips Curve, National Debt, and Fiscal Policy.
Macro Unit 16
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Business Cycle and AD-AS Model.
Macro Unit 14-15 杂项
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Money, T-Account, and Equation of Exchange.
Macro Unit 14-15 主线
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Money Market, Loanable Funds Market, and Monetary Policy.
Macro Unit 12-13
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GDP, Inflation, and Unemployment.
自主探究：Modular Geometry
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尝试研究模意义下的几何问题。
AP Physics C Mechanics Chapter 9 Simple Harmonic Motion
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Intro to simple harmonic motion.
二阶常系数齐次微分方程
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二阶常系数齐次微分方程的标准解法，方便以后查阅。
AP Physics C Mechanics Chapter 7&8 Rotation
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Intro to concepts in rotation.
Symmetric Polynomial
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对称多项式的引入。
Lifting The Exponent
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升幂引理（LTE）的介绍与应用。
OI 中的等价无穷大方程
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给出了一类解决 OI 中分块问题求解块长的方法。
Contest7519 - 虚树计算
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虚树的详细介绍与结论证明，以及相关例题。
拉格朗日插值学习笔记
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从中国剩余定理到拉格朗日插值 - 它们的本质是相同的。
斜率优化学习笔记
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动态规划优化算法 - 斜率优化的详细介绍。
Contest5401 - 网络流-2
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网络流建模的一些例题。
Contest7516 - 平面图
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平面图的性质介绍。
Contest5386 - NTT
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NTT 的详细推导。
Contest5385 - FFT
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FFT 的详细推导。
SA 学习笔记
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字符串算法 - 后缀数组（Suffix Array）的详细介绍。
Contest7506 - 莫队 分块
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莫队和分块的学习笔记。
Contest5408 - 数论函数
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一些数论函数题目。
Contest7519 - 线段树合并 & 静态链分治
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TODO: Excerpt
MY OI
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对 OI 问题的各种解决方法合集。
对拍
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Windows 下对拍的方法介绍。
Use Mathematica in Python
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在 Python 中使用 Wolfram Mathematica 的计算能力。
Mathematica Partial Fraction Decomposition
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Mathematica 的部分分式分解函数。
关于一道高斯函数题目
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皮克定理在数论题目中的妙用。
P10447 最短 Hamilton 路径 题解
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经典状压 DP 问题 Hamilton 路径，是许多小数据问题的模板。
Pick’s Theorem 学习笔记
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格点多边形的内部整点数量计算。
P8116 「Wdoi-1.5」魔理沙的计算器 题解
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很妙的简单数论题。
粉兔杯初赛
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经典贪心模型。
P1829 / SP8099 Crash的数字表格 题解
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杜教筛优化经典莫比乌斯反演题。
莫比乌斯反演与杜教筛——从入门到入土
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常见数论函数求和题目的各种处理手法。
从零开始发明 AC 自动机
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AC 自动机是一种多模字符串匹配算法。
P6583 回首过去 题解
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一道初级数论分块好题。
Hello World!
Published:
Hello World!
portfolio
Diamond Rush
Published:
A grid-based game built using Python.
Block Quest
Published:
Space Shooter
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Floodcraft
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Beneath
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Minetris
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Pixel Run
Published:
publications
Paper Title Number 1
Published in Journal 1, 2009
This paper is about the number 1. The number 2 is left for future work.
Recommended citation: Your Name, You. (2009). "Paper Title Number 1." Journal 1. 1(1).
Download Paper | Download Slides | Download Bibtex
Paper Title Number 2
Published in Journal 1, 2010
This paper is about the number 2. The number 3 is left for future work.
Recommended citation: Your Name, You. (2010). "Paper Title Number 2." Journal 1. 1(2).
Download Paper | Download Slides
Paper Title Number 3
Published in Journal 1, 2015
This paper is about the number 3. The number 4 is left for future work.
Recommended citation: Your Name, You. (2015). "Paper Title Number 3." Journal 1. 1(3).
Download Paper | Download Slides
Paper Title Number 4
Published in GitHub Journal of Bugs, 2024
This paper is about fixing template issue #693.
Recommended citation: Your Name, You. (2024). "Paper Title Number 3." GitHub Journal of Bugs. 1(3).
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