一个问题如果在计算机上可以快速解决,那么它属于P类问题;如果一个解可以快速验证,那么它属于NP类问题。
A problem is in P if it can be solved quickly by a computer, and in NP if a solution can be verified quickly.
建筑师必须与光线、色彩、水和植被一起工作,创造一个和谐的整体。
每一笔触中都蕴含着几个世纪的历史。
The truth is not always beautiful, nor beautiful words the truth.
Understanding how our bodies perceive pain can lead to better treatments and improved quality of life for millions.
笑着死去一定是最光荣的死法之一!
A mind needs books like as word needs a whetstone.
The truth is a slippery thing, especially in the dark.