DZY has a sequence a, consisting of
n integers.
We'll call a sequence ai,?ai?+?1,?...,?aj
(1?≤?i?≤?j?≤?n) a subsegment of the sequence
a. The value (j?-?i?+?1) denotes the length of the subsegmen...
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其他好文 时间:
2014-09-16 15:57:40
阅读次数:
248
Peter has a sequence of integers a1,?a2,?...,?an. Peter wants all numbers in the sequence to equal
h. He can perform the operation of "adding one on the segment
[l,?r]": add one to all elements of t...
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其他好文 时间:
2014-09-16 14:18:20
阅读次数:
259
今天服务器装系统,配置完php环境后连接数据库包php has encountered an access violation错误:环境:win2008 R2php 5.2.9IIS7mysql 5.1采用isapi方式配置调试很长时间没有解决,最后采用fastcgi方式解决。
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数据库 时间:
2014-09-16 14:11:10
阅读次数:
173
当时想到了贪心,但是不知为何举出了反列。。。。我是逗比,看了点击打开链接。才发现我是逗比。
Problem Description
There is a special number sequence which has n+1 integers. For each number in sequence, we have two rules:
● ai ∈ [0,n]
●...
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其他好文 时间:
2014-09-16 02:44:19
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276
As a mature and turnkey Infrastructure-as-a-Service (IaaS) platform, Apache CloudStack has a comprehensive set of features. This is an extensive, but ...
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其他好文 时间:
2014-09-15 22:43:29
阅读次数:
291
Problem Description
There is a special number sequence which has n+1 integers. For each number in sequence, we have two rules:
● ai ∈ [0,n]
● ai ≠ aj( i ≠ j )
For sequence a and sequence b,...
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其他好文 时间:
2014-09-15 21:22:10
阅读次数:
240
在项目中用到了poi这个开源的操作excel文件的jar.项目中用到struts2容器管理servlet.不是单纯的直接用servlet.workbook.write(os);os.flush();os.close();return "SUCCESS";在我的action中用是这样处理最后的传出.但...
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其他好文 时间:
2014-09-15 21:04:19
阅读次数:
212
Path Sum
Given a binary tree and a sum, determine if the tree has a root-to-leaf path such that adding up all the values along the path equals the given sum.
For example:
Given the below binary...
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其他好文 时间:
2014-09-15 17:54:12
阅读次数:
229
django版本1.4.5一般网站都是需要搜索栏目的,我的项目也需要,于是做了首先,写视图 1 #这个并不是我的项目,仅仅用它做个例子,解决相关问题 2 from django.db.models import Q 3 from models import Book 4 5 def search(....
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其他好文 时间:
2014-09-15 17:26:09
阅读次数:
226
Find the contiguous subarray within an array (containing at least one number) which has the largest sum.For example, given the array[?2,1,?3,4,?1,2,1,...
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其他好文 时间:
2014-09-15 15:46:19
阅读次数:
183