Collection of summarized notes and key problem-solving techniques for various LeetCode topics.

图论基础， 深度优先搜索， 广度优先搜索

西瓜书+南瓜书阅读笔记：线性回归，多元线性回归，广义线性模型（对数线性回归，对数几率回归），线性判别分析（广义瑞利商），多分类学习（OvO，OvR，MvM，ECOC，编码矩阵），类别不平衡问题（欠采样，过采样，阀值移动）

Setting up Rust and Rustlings in various environments, and via remote access.

42 Trapping Rain Water | 84 Largest Rectangle in Histogram

Monotone stack Diff Problem Python Java 121 Best Time to Buy and Sell Stock     19 Remove Nth Node ...

739 Daily Temperatures | 496 Next Greater Element I | 503 Next Greater Element II

西瓜书+南瓜书阅读笔记：机器学习基本术语、模型的分类方法、假设空间、归纳偏好以及模型评估与选择的方法。包括留出法、交叉验证、自助法等，涉及模型的泛化能力与过拟合问题，分层采样与自主采样对模型评估的影响。

647 Palindromic Substrings | 516 Longest Palindromic Subsequence

115 Distinct Subsequences | 583 Delete Operation for Two Strings | 72 Edit Distance