—— 请按键盘 空白键 开始游戏 ——

Nothing is more beautiful than the loveliness of the woods before sunrise.
"I don't want to just be a singer. I want to be an entertainer."
I am not trying to imitate a photograph; I am trying to make one.
I'm not afraid of the truth; I'm afraid of the lies.
Every problem in NP can be reduced to the satisfiability problem, which is the cornerstone of computational complexity theory.