Follow up for "Unique Paths":Now consider if
some obstacles are added to the grids. How many unique paths would there be?An
obstacle and empty space i...
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其他好文 时间：
2014-06-04 19:54:55
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258
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...
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其他好文 时间：
2014-06-04 19:53:34
阅读次数：
173
mysql too many open
connections问题解决方法。原文参考：http://www.jbxue.com/db/10068.html原因主要是：max_connections配置问题导致,它必须在[mysqld]下面才会生效。曾经以为在my.cnf写入max_connectio...
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数据库 时间：
2014-05-30 05:22:53
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319
题意:what is the largest value ofksuch that there is
ak-clustering with spacing at least 3? That is, how many clusters are needed to
ensure that no pair...
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其他好文 时间：
2014-05-29 20:39:26
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305
The sound of a mosquito can mean trouble in many
parts of the world.The bite of a mosquito can be deadly.Today, we will hear
about some of the disease...
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其他好文 时间：
2014-05-29 18:03:42
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246
Treasure MapTime Limit:2 Seconds Memory Limit:32768
KBYour boss once had got many copies of a treasure map. Unfortunately, all the
copies are now brok...
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其他好文 时间：
2014-05-29 04:02:47
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313
earn essential techniques from data warehouse
legend Bill Inmon on how to build the reporting environment your business needs
now!Answers for many val...
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其他好文 时间：
2014-05-27 17:47:41
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361
1. Works when no one is watching When the
requirements are completely out of control, many programmers celebrate even
having reached this point. 2. .....
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其他好文 时间：
2014-05-27 17:18:31
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338
Kuriyama Mirai has killed many monsters and got many (namely n) stones. She numbers the stones from 1 to n.
The cost of the i-th stone is vi.
Kuriyama Mirai wants to know something about these sto...
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其他好文 时间：
2014-05-25 07:24:48
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315
题目
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?
解答...
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其他好文 时间：
2014-05-25 00:37:34
阅读次数：
284
