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.
You have to keep moving forward, no matter what.
"Cinema is a matter of what's in the frame and what's out."
地球上的每个人都有一个等待他的宝藏。