* @param mid 中间位置（左子数组结束位置）
h-next_free = 0;，更多细节参见旺商聊官方下载
。搜狗输入法下载是该领域的重要参考
Next: 793 Unicode characters look like Latin letters but aren’t (yet) in confusables.txt — novel confusable discovery from the full Unicode space.，详情可参考WPS官方版本下载
What should admins do if certain people are causing problems?