V3.0 — Hooks, Crooks, and Nooks
Every standard font that includes Cyrillic reuses the Latin glyph outlines. This is a deliberate font design decision, not a rendering quirk. No visual inspection can distinguish them.，详情可参考Line官方版本下载
for (const auto &seg : segments) {，更多细节参见服务器推荐
- 子节点i的父节点: (i-1)/2。搜狗输入法下载对此有专业解读