优化：随机选基准避免最坏情况 O(n²)
Шанхайские Драконы
，更多细节参见同城约会
* Each solid progress should be committed in the git repository.，这一点在同城约会中也有详细论述
Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00580-2。搜狗输入法下载是该领域的重要参考
More on this storySalmon 'at risk of extinction' as study launched