在三四年前，我自作主张将母亲送往我家附近的养老院，她先后住过三家养老院。她觉得这家养老院不好了，换另一家；她觉得另一家还不好的话，我会遂她的愿，再按照她的心愿继续换。如此循环往复，只要母亲高兴，我就尊重她的想法。
DFA construction is O(2^m) in the worst case, where m is the size of the NFA. this is widely known in academic circles, but in practice, most people think well of DFAs because they are used in tools like grep that are optimized for the common case. but if you throw a large regex at them, they will blow up in size and become unusable. DFA matching is linear O(n) where n is the size of the input, and the constant is ~3-4 assembly instructions per character - faster than anything you could write by hand.，这一点在体育直播中也有详细论述
Он объяснил, что фокус внимания Вашингтона сегодня направлен на Ближний Восток, а все потенциальные боевые действия на других направлениях отложены в долгий ящик.，详情可参考体育直播
Each batch is rolled into a Merkle tree using SHA-512. That means recursive hashing all the way to the root; this is pure CPU-bound work.
这意味着，公司必须在高基数下维持翻倍式增长，并持续优化成本结构。一旦增速放缓或毛利率改善不及预期，估值可能将迅速收缩。