—— 请按键盘 空白键 开始游戏 ——

The pursuit of truth is a noble goal in life.
The world is a book, and those who do not travel read only one page.
Sustainability isn't just good for the planet; it's good for business and essential for long-term success.
The best way to predict the future is to create it.
我们现代的头骨里装着一个石器时代的心智。
衡量公司成功的真正标准不仅是财务表现,还有其对社会的贡献。
A problem is in P if it can be solved quickly by a computer, and in NP if a solution can be verified quickly.