昨天我是一只狗……今天我是一只狗……明天我可能还是一只狗……唉!这进步的希望真是小啊!
Yesterday I was a dog..today I'm a dog...Tomorrow I'll probably Still be a dog...There's so little hope for advancement!
The concept of polynomial-time reduction is central to understanding the structure of NP-complete problems.
Fishing is not plundering, but the wisdom of symbiosis with the ocean.
事实上,只有一个基督徒,他死在十字架上。