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 co...
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其他好文 时间:
2015-03-13 18:18:46
阅读次数:
208
ALTER PROCEDURE [dbo].[Hr_addNewMonth]asBEGIN INSERT INTO [Hr_1] ([日期时间],[姓名] ,[考勤号码]) select distinct CONVERT(char(10),日期时间,120) as atime,姓名,考勤号码 f.....
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其他好文 时间:
2015-03-13 17:58:21
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208
1020. Tree Traversals (25)
时间限制
400 ms
内存限制
65536 kB
代码长度限制
16000 B
判题程序
Standard
作者
CHEN, Yue
Suppose that all the keys in a binary tree are distinct positive integers. Given the postord...
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其他好文 时间:
2015-03-13 14:30:25
阅读次数:
256
You are climbing a stair case. It takes n steps to reach to the top.
Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top?...
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其他好文 时间:
2015-03-13 14:26:07
阅读次数:
120
Given a string S and a string T, count the number of distinct subsequences of T in S.
A subsequence of a string is a new string which is formed from the original string by deleting some (can be non...
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编程语言 时间:
2015-03-13 10:57:15
阅读次数:
188
Given a stringSand a stringT, count the number of distinct subsequences ofTinS.A subsequence of a string is a new string which is formed from the orig...
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其他好文 时间:
2015-03-13 00:20:24
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178
测试书中题目:加上distinct是否多余?不加distinct的话,显示类似如下情况:SELECT count( * )FROM `players`GROUP BY towncount( * )122加上distinct的话,显示类似如下情况:SELECT distinct count( * )F...
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数据库 时间:
2015-03-12 13:11:11
阅读次数:
137
问了好多人,都不知道group_concat这个函数。这个函数好啊,能将相同的行组合起来,省老事了。MySQL中group_concat函数完整的语法如下:group_concat([DISTINCT] 要连接的字段 [Order BY ASC/DESC 排序字段] [Separator '分隔符'...
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其他好文 时间:
2015-03-11 18:56:14
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112
原文:http://www.codeaffine.com/2015/03/04/map-distinct-value-types-using-java-generics/Occasionally the average developer runs into a situation where he...
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编程语言 时间:
2015-03-11 16:20:28
阅读次数:
155
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...
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其他好文 时间:
2015-03-11 14:29:17
阅读次数:
111