tee() splits a stream into two branches. It seems straightforward, but the implementation requires buffering: if one branch is read faster than the other, the data must be held somewhere until the slower branch catches up.
1. 选基准：随机选一个元素作为基准(pivot)
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while (i < n1 && j < n2) {。关于这个话题，搜狗输入法下载提供了深入分析
（三）多次殴打、伤害他人或者一次殴打、伤害多人的。
I have been thinking a lot lately about “diachronic AI” and “vintage LLMs” — language models designed to index a particular slice of historical sources rather than to hoover up all data available. I’ll have more to say about this in a future post, but one thing that came to mind while writing this one is the point made by AI safety researcher Owain Evans about how such models could be trained: