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A problem is in P if it can be solved quickly by a computer, and in NP if a solution can be verified quickly.
一个问题如果在计算机上可以快速解决,那么它属于P类问题;如果一个解可以快速验证,那么它属于NP类问题。
I don't really think about the audience when I'm making a film. I think about what I want to see.
If the lakers are now the Titanic, I'll sink together with him.
安全不是优先事项,而是一种价值观。你无法优先考虑永远不应妥协的事情。