—— 请按键盘 空白键 开始游戏 ——

All things are possible until they are proved impossible and even the impossible may only be so, as of now.
The P versus NP problem is one of the most important unsolved problems in computer science.
I stand up for what I believe in, and I’m not afraid to say no.
我相信直觉。如果感觉不对劲,那很可能就是有问题。