Question:I want to understand when to export and import by dbms_stats statistics and learn when it is a good idea to export and import statistics.Answ...
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其他好文 时间:
2014-07-23 22:29:17
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322
Message Flood
Time Limit: 1500ms Memory limit: 65536K 有疑问?点这里^_^
题目描述
Well, how do you feel about mobile phone? Your answer would probably be something like that "It's so convenient and ...
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其他好文 时间:
2014-07-23 17:19:52
阅读次数:
251
// Jakarta Commons Loggingprivate static final Log log = LogFactory.getLog(MyClass.class);The above code also shows another good practice, which is to...
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其他好文 时间:
2014-07-23 12:43:46
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239
Problem J Permutation CountingDexter considers a permutation of first N natural numbers good if it doesn't have x and x+1 appearing consecutively, whe...
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其他好文 时间:
2014-07-22 23:22:27
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249
一 Words 1 stuck in 卡在 e.g. Many over 30s feel stuck in a financial rut. 很多超过30岁的人都觉得自己的经济状况很难有所改变。 2 elevator 按键的电梯 escalator传送带的电梯 3 walkable 适于步行的 4...
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其他好文 时间:
2014-07-22 22:50:55
阅读次数:
224
题目大意就是在给出的串中找出一段连续数字,使得 这一段的和 乘上 这一段最小的数 的结果最大。可以用rmq做。每次区间找当中最小的数,算出值并记录位置。然后再递推它的左右区间。不过- -,一开始用深搜递推RE了。栈空间不够了,然后慢慢优化,最后还是ac了。貌似这一题是用单调栈做的,还可以用查并集做。...
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其他好文 时间:
2014-07-22 22:41:53
阅读次数:
280
Feel Good
Time Limit: 3000MS
Memory Limit: 65536K
Total Submissions: 9186
Accepted: 2509
Case Time Limit: 1000MS
Special Judge
Description
Bill is developi...
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其他好文 时间:
2014-07-21 11:21:15
阅读次数:
235
1.志愿者招募 根据流量平衡方程来构图非常方便,而且简单易懂,以后可能成为做网络流的神法之一 简单记一下流量平衡方程构图法的步骤: a.列出需求不等式b.通过设置松弛变量,将不等式变成等式 c.两两相减,得到流量平衡方程 d.观察方程,>0表示得到的流量,0连(s,i,a[i]-a[i-1],0),...
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其他好文 时间:
2014-07-21 08:13:05
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219
Reverse digits of an integer.
Example1: x = 123, return 321
Example2: x = -123, return -321
click to show spoilers.
Have you thought about this?
Here are some good questions to ask before c...
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编程语言 时间:
2014-07-20 22:12:03
阅读次数:
251
Cocos2d (v.3.0) rendering pipeline roadmap
Why (the vision)
The way currently Cocos2d does rendering is good but it is beginning to feel somehow antiquate and moreover it doesn’t actually leverag...
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其他好文 时间:
2014-07-19 23:14:08
阅读次数:
449