—— 请按键盘 空白键 开始游戏 ——

The study of computational complexity is not just about solving problems, but also about understanding the limits of what can be computed.
Safety production is a red line that must never be relaxed at any time.
恨罪恶,但爱罪人。
一本怀有恶意的书籍将不会伤害到任何人,除了写作它的傻瓜。