埃氏筛 - Sieve of Eratosthenes Posted on 2025-03-29 In Algorithms , Discrete mathematics , Number Theory , Sieve of Eratosthenes Word count in article: 93 Reading time ≈ 1 mins. 埃氏筛,快速筛素数 Read more »
决策树 - Decision Tree Posted on 2025-03-28 In Algorithms , Decision Tree Word count in article: 339 Reading time ≈ 1 mins. 《人工智能通识课还真讲算法.jpg》 Read more »
基于自动微分的全连接神经网络 - DNN Posted on 2025-03-24 Edited on 2025-04-02 In Algorithms , Auto Gradient Word count in article: 202 Reading time ≈ 1 mins. 是拿来实现 XOR 的拟合的,有时候可能是参数初始化的问题,导致无法收敛 (我感觉我梯度计算没问题) Read more »
计算图(自动微分)- Computational Graph Posted on 2025-03-23 Edited on 2025-03-25 In Algorithms , Computational Graph Word count in article: 170 Reading time ≈ 1 mins. 刷 PTA 看到的 L3-023 计算图 Read more »
GCC - 14.2.0 安装使用(WSL) Posted on 2025-03-22 In WSL , GCC Word count in article: 89 Reading time ≈ 1 mins. 前几天想着换 GCC 版本,编译完发现没法用(缺少 GLIBCXX-3.4.32)研究了一下 Read more »
多态性(C++)- Part 2 Posted on 2025-03-21 Edited on 2025-03-22 In CPP , Class Word count in article: 1k Reading time ≈ 4 mins. 书接上回 虚函数 纯虚函数与抽象类 模板 Read more »
FFmpeg - 备忘录 Posted on 2025-03-19 In FFmpeg Word count in article: 45 Reading time ≈ 1 mins. 记录一下 FFmpeg 常用操作,太容易忘了(雾 flac -> mp3 m3u8 -> mp4 (downloading) mkv -> mp4 Read more »
多态性(C++) - Part 1 Posted on 2025-03-16 Edited on 2025-03-21 In CPP , Class Word count in article: 1.1k Reading time ≈ 4 mins. 看完封装和继承了,该看多态了。 运算符重载 类型转换构造函数 Read more »
启发式搜索 - Heuristic search Posted on 2025-03-15 In Algorithms , Heuristic search Word count in article: 208 Reading time ≈ 1 mins. 《人工智能通识课还真讲算法.jpg》 Read more »
最长上升子序列 - Longest Increasing Subsequence Posted on 2025-03-15 Edited on 2025-03-16 In Algorithms , Longest Increasing Subsequence Word count in article: 35 Reading time ≈ 1 mins. 经典 dp,记录模板。 Read more »
逆元 - Inverse element Posted on 2025-03-14 Edited on 2025-03-15 In Math , Algorithms , Discrete mathematics , Inverse element , Inverse element Word count in article: 90 Reading time ≈ 1 mins. 做题做到要求分数求逆元,记录一下模板 数论 逆元 Read more »
类(C++)- Part 3 Posted on 2025-03-01 Edited on 2025-03-16 In CPP , Class Word count in article: 2.1k Reading time ≈ 8 mins. 常对象,常成员 派生类与继承 多重继承 虚基类 基类与派生类对象之间的赋值兼容关系 Reference: C++面向对象程序设计教程(第 4 版) Read more »
类(C++)- Part 2 Posted on 2025-02-26 Edited on 2025-03-22 In CPP , Class Word count in article: 1.7k Reading time ≈ 6 mins. 正好这学期学的 OOP 是 C 艹的,不愧是我,预习了属于是 成员函数补充 非内联成员函数 内联成员函数 析构 复制与拷贝 静态数据成员 静态成员函数 友元 友元函数 友元类 Reference: C++面向对象程序设计教程(第 4 版) Read more »
Win11 WSL2 网络解决方案 Posted on 2025-02-22 In Trouble shooting , Windows Subsystem for Linux (WSL) Word count in article: 71 Reading time ≈ 1 mins. 一劳永逸的解决 WSL2 网络问题 ETIMEOUT Read more »
使用apt安装MySQL Posted on 2025-02-17 Edited on 2025-02-19 In Linux , MySQL Word count in article: 235 Reading time ≈ 1 mins. MySQL 安装记录 主要是为了 blog 的访问计数搞的,现在用的还是 all in boom 的文件 IO... apt 安装 配置远程访问 Read more »