—— 请按键盘 空白键 开始游戏 ——

数学研究是一次进入未知的旅程,每一次发现都为新的谜题打开了大门。
The study of mathematics is a journey into the unknown, where each discovery opens the door to new mysteries.
Great companies are built on a foundation of trust and integrity.
The best way to solve a problem is to have someone else solve it for you.
一个人应该原谅他的敌人,但不是在绞死他们之前。