In this diary, I, the author and a humanities student, am referred to as "Chibi-chan," and ChatGPT (Plus), who is building ...
本篇技术指南围绕 LeetCode 1371「每个元音包含偶数次的最长子字符串」展开，以本仓库 problems/1371.find-the-longest-substring-containing-vowels-in-even-counts.md 的官方题解为主体，完整梳理暴力法、前缀和、状态压缩三条递进解法路线，并结合仓库中 前缀和专题 、 位运算专题 与同思路题目 1310. 子数组异或查询 ...
2.1 不定冠词 a 和 an 的判定：看音素，不看你认识的字母 很多学生背了「a 用在辅音前，an 用在元音前」就以为万事大吉，一遇到 an hour、a university 就翻车。文档里强调的核心是「第一音素」判断法，也就是说，决定用 a 还是 an 的，是单词读音的第一个音素，而不是第一个字母。这个坑在初中阶段最 ...
In computing, a bracket is a punctuation mark used to enclose groups of characters, such as code statements or mathematical expressions. What are the different types of brackets used in computing?
A video guide to all the consonant and vowel sounds in the English language. In this series we will be looking at individual sounds in English, giving you a chance to practise recognising and ...
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