—— 请按键盘 空白键 开始游戏 ——

NP完全性的概念为理解问题的复杂性提供了一个强大的工具。
The concept of NP-completeness has provided a powerful tool for understanding the complexity of problems.
The past is a different country, they do things differently there.
Ignoring isn’t the same as ignorance, you have to work at it.
当数据和直觉相结合时,才能做出最佳决策。
我们这个行业最大的风险不是冒险,而是停滞不前。