Description
There is a rectangular room, covered with square tiles. Each tile is colored either red or black. A man is standing on a black tile. From a tile, he can move to one of four adjacent tiles...
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其他好文 时间：
2015-08-25 16:42:51
阅读次数：
224
问题背景：公司和腾迅合作开发了一款手游，需要开发一个后台管理平台来统计每日游戏数据；数据量相对比较大的集合有两个，一个是user_info，大约有2453条数据，另外一个是room_data，大约有8456条数据。问题内容：功能开发完毕，可是查询mongodb数据库并显示数据特别慢，用时大..
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数据库 时间：
2015-08-21 19:38:35
阅读次数：
205
Description
The ministers of the cabinet were quite upset by the message from the Chief of Security stating that they would all have to change the four-digit room numbers
on their offices.
— ...
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其他好文 时间：
2015-08-21 15:45:32
阅读次数：
205
A Plug for UNIX
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 14862
Accepted: 5026
Description
You are in charge of setting up the press room for the ina...
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其他好文 时间：
2015-08-19 20:39:59
阅读次数：
117
Description
You are a butler in a large mansion. This mansion has so many rooms that they are merely referred to by number (room 0, 1, 2, 3, etc...). Your master is a particularly absent-minded lou...
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其他好文 时间：
2015-08-19 14:56:20
阅读次数：
101
Problem Description
Eddy begins to like painting pictures recently ,he is sure of himself to become a painter.Every day Eddy draws pictures in his small room, and he usually puts out his newest pic...
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编程语言 时间：
2015-08-17 17:19:11
阅读次数：
264
Description
There is a rectangular room, covered with square tiles. Each tile is colored either red or black. A man is standing on a black tile. From a tile, he can move to one of four adjacent til...
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其他好文 时间：
2015-08-15 20:07:33
阅读次数：
111
The idea is to group those non-overlapping meetings in the same room and then count how many rooms we need. You may refer to this link.The code is as ...
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其他好文 时间：
2015-08-08 14:58:54
阅读次数：
690
CodeForces 567B Berland National Library(模拟)(简单)Berland National Library has recently been built in the capital of Berland. In addition, in the library you can take any of the collected works of Berland leaders, the library has a reading room....
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其他好文 时间：
2015-08-07 14:48:09
阅读次数：
143
--删除重复数据delete from PMS_Contract_LeasedRoom where LeasedRoomId not in(select max(LeasedRoomId) from PMS_Contract_LeasedRoom group by ContractCode,Room...
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数据库 时间：
2015-08-06 20:14:03
阅读次数：
199
