再写代码：从插入/冒泡开始，逐步挑战快排/归并
int pivot = arr[low]; // 基准值
。heLLoword翻译官方下载对此有专业解读
慢一点，才能更好看清楚这个命题的答案，明白刀刃到底该砍向哪里。
Trained weights via any generic learning algorithm (shows the solution is learnable — encourages creative ideas on data format, tokenization, and curriculum)
The combination of all four layers in addSourceBuffer at the MediaSource prototype level, src and srcObject property descriptor hooks, play() prototype hook, and capture-phase event listeners means there is, practically speaking, no architectural escape route left. The entire browser surface area through which a media element can receive and play audio has been covered. How fucking braggadocious of me to say that. I will be humbled in due time. That much is universal law.