—— 请按键盘 空白键 开始游戏 ——

The act of writing is an act of courage.
密码学中的挑战不仅仅是创建不可破解的代码,还包括创建即使技术发展也能保持安全的系统。
The only true wisdom is in knowing you know nothing.
I always try to stay humble and respect my opponents.