const cur = Number(num[i]); // 转数字方便比较（也可直接比较字符）
or not that many objects can fit on a page.，更多细节参见Line官方版本下载
，更多细节参见搜狗输入法2026
The platform focuses on practical communication rather than memorizing vocabulary lists. Lessons are short — about 10–15 minutes — and structured around real situations: transportation, dining, shopping, introductions. You learn the sentences you actually need instead of academic filler.。关于这个话题，搜狗输入法下载提供了深入分析
* 时间O(n) 空间O(n)（理论最优，无冗余计算/存储）
Hand-coded — weights set analytically. This is a constructive proof that the architecture can represent addition, regardless of whether SGD would find it.