Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.
For example,
"A
man, a plan, a canal: Panama" is a palindrome.
"race
a car" is no...
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其他好文 时间:
2015-03-16 17:48:39
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117
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=2426For any school, it is hard to find a feasible accommodation plan with every student assigned to a s...
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编程语言 时间:
2015-03-15 13:37:30
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166
URAL 1982. Electrification Plan(并查集)...
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其他好文 时间:
2015-03-14 09:38:41
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120
学习动态性能表第三篇-(1)-v$sq 2007.5.25V$SQL中存储具体的SQL语句。 一条语句可以映射多个cursor,因为对象所指的cursor可以有不同用户(如例1)。如果有多个cursor(子游标)存在,在V$SQLAREA为所有cursor提供集合信息。例1:这里介绍以下child....
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数据库 时间:
2015-03-12 16:40:21
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172
sqlserver 2008 R2,plan cache很大,将只使用一次的缓存计划清除,而不用清除整个cache....
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数据库 时间:
2015-03-12 15:04:48
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129
以下为收集的一些软件项目管理中的常用单词简写:PI:Project Initiation(项目启动)PPL:Project Plan(制定项目计划,Establish PPL)SRS: Software R一些equirements Specification, 也有可能是System Requir...
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其他好文 时间:
2015-03-11 16:30:38
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147
A traveler's map gives the distances between cities along the highways, together with the cost of each highway. Now you are supposed to write a progra...
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其他好文 时间:
2015-03-11 00:41:44
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142
#include#include#includeusing namespace std;const int MAXV=510;const int INF=0x3fffffff;int N,M,S,D; //城市数,高速公路数,起点,终点bool visit[MAXV]; //标记...
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其他好文 时间:
2015-03-09 20:38:33
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170
WASHINGTON (AP) — Facing stubbornly stagnant wages, President Barack Obama has obtained commitments from more than 300 employers as well as local gove...
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其他好文 时间:
2015-03-09 17:28:45
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140
Why I choose to be a graduate student from an undergraduate student?It’s time to applying for internships. Recalling this time last year, how I beg fo...
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其他好文 时间:
2015-03-06 21:57:16
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144