你就是上帝,你的想象力是神圣的。
A journey is a person in itself; no two are alike. And all plans, safeguards, policing, and coercion are fruitless. We find after years of struggle that we do not take a trip; a trip takes us.
NP中的每个问题都可以归约为可满足性问题,这是计算复杂性理论的基石。