—— 请按键盘 空白键 开始游戏 ——

"We are all in the gutter, but some of us are looking at the stars."
I believe in the power of individuality.
If a program manipulates a large amount of data, it does so in a small number of ways.
The universe doesn't allow perfection.
密码学是关于在存在对手的情况下进行通信的。