P与NP问题是计算机科学中最重要的一个问题之一。
Overhead, without any fuss, the stars were going out.
The most important thing for you to do is to find a few people who are really talented and who you can work with and trust.
对于那些拥有为何而活的人来说,生活的每一刻都是一次新的机会。