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Leetcode:Subsets 子集生成
Subsets:Given a set of distinct integers,S, return all possible subsets.Note:Elements in a subset must be in non-descending order.The solution set mus...
分类:其他好文   时间:2014-06-29 00:03:40    阅读次数:272
LINQ to SQL语句(2)之Select/Distinct
Select/Distinct操作包括9种形式,分别为简单用 法、匿名类型形式、条件形式、指定类型形式、筛选形式、整形类型形式、嵌套 类型形式、本地方法调用形式、Distinct形式。1.简单用法:这个示 例返回仅含客户联系人姓名的序列。var q = from c in db.Customers....
分类:数据库   时间:2014-06-28 21:25:10    阅读次数:240
sql 表中列值转成字符串
DECLARE @STR VARCHAR(8000)SELECT @STR=ISNULL(@STR+',','')+weixinuser FROM (SELECT DISTINCT weixinuser FROM v_sysbinduser)AS TSELECT @STRdeclare @outpu...
分类:数据库   时间:2014-06-28 18:23:39    阅读次数:285
[LeetCode OJ]-Climbing Stairs
You are climbing a stair case. It takesnsteps to reach to the top.Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb...
分类:其他好文   时间:2014-06-24 10:22:48    阅读次数:214
C# 实现字符串去重
方法一 注:需要.net 3.5框架的支持string s = "101,102,103,104,105,101,102,103,104,105,106,107,101,108";s = string.Join(",", s.Split(',').Distinct().ToArray());方法二c...
分类:其他好文   时间:2014-06-23 06:01:57    阅读次数:256
Remove Duplicates from Sorted List II [详细分析]
Given a sorted linked list, delete all nodes that have duplicate numbers, leaving only distinct numbers from the original list. For example, Given 1->2->3->3->4->4->5, return 1->2->5. Given 1->1-...
分类:其他好文   时间:2014-06-22 22:57:49    阅读次数:347
Leetcode-subsets
题目: Given a set of distinct integers, S, return all possible subsets. Note: Elements in a subset must be in non-descending order.The solution set must not contain duplicate subsets. ...
分类:其他好文   时间:2014-06-22 17:51:54    阅读次数:196
leetcode -day31 Subsets I II
1、 ?? Subsets Given a set of distinct integers, S, return all possible subsets. Note: Elements in a subset must be in non-descending order.The solution set must not contain duplicate subset...
分类:其他好文   时间:2014-06-22 17:08:53    阅读次数:179
select查出数据后直接inset到另一张表
INSERT INTO system_organize (organize_id,organize_code,organize_name)SELECT DISTINCT REPLACE(UUID(),'-',''),a_code,a_name FROM sys_fee_aREPLACE(UUID()...
分类:其他好文   时间:2014-06-20 16:49:13    阅读次数:185
最优子序列双射算法(optimal subsequence bijection OSB)
introduction 最近在做关于骨架匹配的东西,在骨架匹配中很重要的一点就是将相同类型的骨架点匹配在一起: 如上图所示,骨架匹配的关键就是将图中 1 2 3 .... A B C D ... a b c d ......
分类:其他好文   时间:2014-06-20 16:00:54    阅读次数:995
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