—— 请按键盘 空白键 开始游戏 ——

NP-completeness is not just a theoretical curiosity; it has profound implications for practical computing.
应对不自由世界的唯一方法是变得如此绝对自由,以至于你的存在本身就是一种反抗。
The best leaders are those who listen more than they speak, and act more than they promise.
I don’t believe in God, but I miss Him.