* 时间O(n) 空间O(n)（理论最优，无冗余计算/存储）
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，更多细节参见同城约会
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Мерц резко сменил риторику во время встречи в Китае09:25
The semantics around releasing locks with pending reads were also unclear for years. If you called read() but didn't await it, then called releaseLock(), what happened? The spec was recently clarified to cancel pending reads on lock release – but implementations varied, and code that relied on the previous unspecified behavior can break.