—— 请按键盘 空白键 开始游戏 ——

Love is a kind of patience.
Mathematics is a way of thinking, not just a collection of facts.
The concept of polynomial-time reduction is central to understanding the structure of NP-complete problems.
I've learned that you can't have everything and do everything at the same time.
我不是一个完美主义者,但我喜欢感觉事情做得很好。