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NP中的每个问题都可以归约为可满足性问题,这是计算复杂性理论的基石。
Every problem in NP can be reduced to the satisfiability problem, which is the cornerstone of computational complexity theory.
"The stars are brightest when the night is darkest."
The spaces we create must inspire and elevate the human spirit.
It's my life, it's now or never.
报纸的角色是安慰受苦的人,折磨舒适的人。