【题目】
You are given a string, S, and a list of words, L, that are all of the same length. Find all starting indices of substring(s) in S that is a concatenation of each word in L exactly once and without any intervening characters.
For example, given:
S:...
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其他好文 时间:
2014-05-18 08:31:48
阅读次数:
228
A linked list is given such that each node
contains an additional random pointer which could point to any node in the list
or null.Return a deep copy ...
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其他好文 时间:
2014-05-15 21:00:06
阅读次数:
325
Regular Expression Special Characters
"."---Any single character(a "wildcard")
"["---Begin character class
"]"---End character class
"{"---Begin count
"}"---End count
"("---Begin grouping
")"...
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其他好文 时间:
2014-05-15 01:41:09
阅读次数:
548
【题目】
Implement regular expression matching with support for '.' and '*'.
'.' Matches any single character.
'*' Matches zero or more of the preceding element.
The matching should cover the entire input string (not partial).
The function prototype shoul...
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其他好文 时间:
2014-05-14 21:36:52
阅读次数:
348
oracle数据库的权限系统分为系统权限与对象权限。系统权限( database system
privilege )可以让用户执行特定的命令集。例如,create table权限允许用户创建表,grant any privilege
权限允许用户授予任何系统权限。对象权限( database ob...
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数据库 时间:
2014-05-14 10:40:04
阅读次数:
399
Pat1018代码
题目描述:
There is a public bike service in Hangzhou City which provides great convenience to the tourists from all over the world. One may rent a bike at any station and return it to an...
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其他好文 时间:
2014-05-13 23:27:04
阅读次数:
582
问题描述:程序报错“ArcGIS version not specified. You must
call RuntimeManager.Bind before creating any ArcGIS
components.”解决方法:打开program.cs。 把ESRI.ArcGIS.Ru...
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其他好文 时间:
2014-05-11 13:10:03
阅读次数:
448
题目
Given a binary tree, find the maximum path sum.
The path may start and end at any node in the tree.
For example:
Given the below binary tree,...
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其他好文 时间:
2014-05-11 03:25:24
阅读次数:
298
预装Win7家庭普通版系统的机器可免费升级为旗舰版。(WIN7任何低版本的系统
都可以升级到旗舰版)开始的步骤:1)在控制面板里打开 Windows Anytime Upgrade,方法是单击「开始」按钮 。在搜索框中,键入anytime
upgrade,然后在结果列表中单击“Windows Any...
? 定义子查询? 描述子查询可以解决的问题类型? 列出子查询的类型? 编写单行和多行子查询?
子查询:类型、语法和准则? 单行子查询:– 子查询中的组函数– 带有子查询的HAVING子句? 多行子查询– 使用ALL或ANY运算符?
使用EXISTS运算符? 子查询中的空值使用子查询解决问题谁的薪金高...
分类:
数据库 时间:
2014-05-09 19:34:44
阅读次数:
448