我有很多要向自己证明的东西。我想变得更好、更聪明、更有才华、更高效、更有创造力。
A problem is in P if it can be solved quickly by a computer, and in NP if a solution can be verified quickly.
"书籍是人类灵魂的镜子,它们反映出我们最深层的恐惧和希望。"