http://www.catonmat.net/blog/low-level-bit-hacks-you-absolutely-must-know/Bit Hack #6. Turn off the rightmost 1-bit.y = x & (x-1)Bit Hack #7. Isolate ...
分类：
其他好文 时间：
2015-03-14 12:22:59
阅读次数：
209
这道题目题意理解起来好难....以至于不想做
抄题意：！
将筛子某在某一个初始位置， 知道他的初始状态（由顶部点数 和 最前面的点数来确定）
来往四个方向进行翻转。 可以翻转的条件：当且仅当现在的顶部的点数与下一个位置的点数相同。
如果可以翻转回来。 输出路径。
难点在于，how to know the die just rely on the front and top s...
分类：
其他好文 时间：
2015-03-13 18:46:55
阅读次数：
124
完整的错误信息如下：java.sql.SQLException: Listener refused the connection with the following error:ORA-12505, TNS:listener does not currently know of SID given...
分类：
数据库 时间：
2015-03-13 01:38:35
阅读次数：
379
Problem Descriptionlcy gives a hard puzzle to feng5166,lwg,JGShining and Ignatius: gave a and b,how to know the a^b.everybody objects to this BT probl...
分类：
其他好文 时间：
2015-03-12 23:48:42
阅读次数：
152
Google CFO 的辞职信
After nearly 7 years as CFO, I will be retiring from Google to spend more time with my family. Yeah, I know you've heard that line before. We give a lot to our jobs. I certain...
分类：
其他好文 时间：
2015-03-12 20:55:26
阅读次数：
1168
微软近期Open的职位:Job Title: Software Engineer IIWork Location: Suzhou/Beijing, ChinaJob Description:Are you looking for a big challenge? Do you know why Bi...
分类：
其他好文 时间：
2015-03-12 13:00:13
阅读次数：
128
1 Extending Python with C or C++It is quite easy to add new built-in modules to Python, if you know how to program in C. Such extension modules can do...
分类：
编程语言 时间：
2015-03-11 23:15:51
阅读次数：
223
It is vitally important to have all the cities connected by highways in a war. If a city is occupied by the enemy, all the highways from/toward that city are closed. We must know immediately if we nee...
分类：
其他好文 时间：
2015-03-11 14:57:06
阅读次数：
154
题意：传送门题目描述As you know, shadow95 is pretty good at maths, especially combinatorial mathematics. Now, he has made a problem for you. We call a subset wh...
分类：
其他好文 时间：
2015-03-10 21:24:27
阅读次数：
132
这篇文章来源于Quroa的一个问答《What are some time-saving tips that every Linux user should know?》—— Linux用户有哪些应该知道的提高效率的技巧。我觉得挺好的，总结得比较好，把其转过来，并加了一些自己的理解。 首先，我想告诉大...
分类：
系统相关 时间：
2015-03-10 19:12:43
阅读次数：
233
