题目描述:
Given a set of candidate numbers (C) and a target number (T), find all unique combinations in C where
the candidate numbers sums to T.
The same repeated number may be chosen from C unl...
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其他好文 时间:
2015-01-05 13:07:20
阅读次数:
113
问题描述:
Given a set of candidate numbers (C) and a target number (T), find all unique combinations in
C where the candidate numbers sums to T.
The same repeated number may be chosen from
C unlim...
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其他好文 时间:
2014-12-22 21:19:26
阅读次数:
172
题目
Given a set of candidate numbers (C) and a target number (T), find all unique combinations
in C where the candidate numbers sums to T.
The same repeated number may be chosen from C unlimi...
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其他好文 时间:
2014-12-17 16:26:21
阅读次数:
170
提高性能
短语和邻近度查询比简单的match查询在性能上更昂贵。match查询只是查看词条是否存在于倒排索引(Inverted Index)中,而match_phrase查询则需要计算和比较多个可能重复词条(Multiple possibly repeated)的位置。
在Lucene Nightly Benchmarks中,显示了一个简单的term查询比一个短语查询快大概10倍,比一...
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其他好文 时间:
2014-12-17 12:54:34
阅读次数:
290
【Combination Sum I】
Given a set of candidate numbers (C) and a target number (T), find all unique combinations in C where
the candidate numbers sums to T.
The same repeated number may be cho...
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其他好文 时间:
2014-12-16 11:45:46
阅读次数:
186
1)DBI接口 A,也就是通常所讲的MCU借口,俗称80 system接口。The lcd interface between host processor and LCM device list as below,The LCM driver will repeated update panel ...
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数据库 时间:
2014-12-05 10:37:58
阅读次数:
374
8.更新Message类型如果现有message类型不能在满足业务需求,例如,需要新增一个字段,但是我们却希望依然能够使用原来的.proto生成的代码。完全没有问题,仅需记住如下规则:千万不要修改现有字段后边的数值标签只能新增optional或者repeated字段可以删除非必须字段,但是他们的数字...
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其他好文 时间:
2014-11-14 22:38:23
阅读次数:
538
Given a string and a positive integer d. Some characters may be repeated in the given string. Rearrange characters of the given string such that the s...
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其他好文 时间:
2014-11-08 16:27:57
阅读次数:
186
Timer的官方描述是:A facility for threads to schedule tasks for future execution in a background thread.
Tasks may be scheduled for one-time execution, or for repeated execution at regular intervals.
意思就是...
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其他好文 时间:
2014-11-01 17:52:47
阅读次数:
169
As a doll master, Alice owns a wide range of dolls, and each of them has a number tip on it's back, the tip can be treated as a positive integer. (the number can be repeated). One day,
Alice hears t...
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其他好文 时间:
2014-11-01 06:19:48
阅读次数:
244