Mac OS X 背后的故事 作者: 王越 来源: <程序员> 发布时间: 2013-01-22 10:55 阅读: 25840 次 推荐: 49 原文链接 [收藏] 作者王越,美国宾夕法尼亚大学计算机系研究生,中国著名 TeX 开发者,非著名 OpenFOAM 开发者. Mac OS X 背后的故事(一)力挽狂澜的Ellen Hancock Mac OS X 背后的故事(二)Linus Torvalds的短视 Mac OS X 背后的故事(三)Mach之父Avie Tev
有些题怎么都解不出来,这时候可以打表,找规律,求通项公式等,这些方法让人拍手叫绝,真不错…… Description It's Saturday today, what day is it after 11 + 22 + 33 + ... + NN days? Input There are multiple test cases. The first line of input contains an integer T indicating the number of test cases.
God Water likes to eat meat, fish and chocolate very much, but unfortunately, the doctor tells him that some sequence of eating will make them poisonous. Every hour, God Water will eat one kind of food among meat, fish and chocolate. If there are 3 c
DNA Sequence Description It's well known that DNA Sequence is a sequence only contains A, C, T and G, and it's very useful to analyze a segment of DNA Sequence,For example, if a animal's DNA sequence contains segment ATC then it may mean that the ani