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Simple can be harder than complex: You have to work hard to get your thinking clean to make it simple.
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。
"Books are the mirrors that reflect our souls."
You have to believe in yourself when no one else does.
The pig farming industry must rely on technology and talent for high-quality development.