世界是一个舞台,但观众已经死了。
The concept of polynomial-time reduction is central to understanding the structure of NP-complete problems.
Fearless is not the absence of fear. It’s not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things that scare you to death.
不追忆过去,不忧虑未来,也不贪恋现在。
在互联网的世界里,最重要的是专注于客户体验。
多项式时间归约的概念对于理解NP完全问题的结构至关重要。