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P与NP问题是计算机科学中最重要的一个问题之一。
The P versus NP problem is one of the most important problems in computer science.
The mind is a stream of processes, not a collection of objects.
To the man with only a hammer, every problem looks like a nail.
唱歌不仅是我的职业,更是我的热爱。
"The beauty of literature is that it allows us to live a thousand lives."