Forgetting releaseLock() permanently breaks the stream. The locked property tells you that a stream is locked, but not why, by whom, or whether the lock is even still usable. Piping internally acquires locks, making streams unusable during pipe operations in ways that aren't obvious.
Жители Санкт-Петербурга устроили «крысогон»17:52
，这一点在快连下载-Letsvpn下载中也有详细论述
// 逻辑：这些数比当前元素小/相等，不可能成为「左侧元素的下一个更大值」，直接移除
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