You MUST obey ALL the FOLLOWING rules in your implementation.
For Towerborne, this approach to offlining the game was retrofitted on top of the live-service game after years of development. It allowed what would have otherwise been an extremely difficult undertaking to be accomplished in a relatively short amount of time.。关于这个话题，safew官方版本下载提供了深入分析
。51吃瓜是该领域的重要参考
Compared to the cryptic stack traces common in imperative code, this execution trace makes the source of the error immediately obvious.，更多细节参见safew官方下载
k--; // 剩余删除名额减1（关键：控制删除位数，保证保留足够长度）
RotomIntroduced in Gen IV (2006)