Given a collection of integers that might contain duplicates,S, return all possible subsets.Note:Elements in a subset must be in non-descending order....
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其他好文 时间:
2014-11-21 14:03:57
阅读次数:
160
Given a set of distinct integers,S, return all possible subsets.Note:Elements in a subset must be in non-descending order.The solution set must not co...
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其他好文 时间:
2014-11-21 01:17:47
阅读次数:
293
Given an integern, generate a square matrix filled with elements from 1 ton2in spiral order.For example,Givenn=3,You should return the following matri...
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其他好文 时间:
2014-11-20 23:21:17
阅读次数:
256
Given a matrix ofmxnelements (mrows,ncolumns), return all elements of the matrix in spiral order.For example,Given the following matrix:[ [ 1, 2, 3 ],...
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其他好文 时间:
2014-11-20 21:42:11
阅读次数:
156
libswscale里面实现了各种图像格式的转换,以及图像大小的缩放功能。又做了相应指令集的优化,因此速度比自己写的格式转化C代码效率高一些。因为像素格式转换 和 图像大小缩放都是逐点计算的,各像素点之间没有依赖性,因此这两个操作可以合并一起来做。
1. 配置 ./configure --enable-shared
2. 编译 make。等待一阵子,就会生成libswscale.so等
3....
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其他好文 时间:
2014-11-20 18:53:48
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338
登录: isql -Usa -Pykj123456 -Syaokj sybase数据库执行sql文件: isql -Usa -Pykj123456 -Syaokj -i create_table.sql -o test.log 清除缓存: dump tran master with no_log go dump transaction master with...
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数据库 时间:
2014-11-20 13:50:14
阅读次数:
219
Given an array where elements are sorted in ascending order, convert it to a height balanced BST.二分递归转换Hide TagsTreeDepth-first Search/** * Definition...
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其他好文 时间:
2014-11-20 13:40:54
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171
Dealing with large data sets makes it necessary to pick out only the newest or the hottest elements and not displaying everything. In order to have ol...
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数据库 时间:
2014-11-20 11:38:12
阅读次数:
163
1.Longest Consecutive Sequence
Given an unsorted array of integers, find the length of the longest consecutive elements sequence.
For example,
Given [100, 4, 200, 1, 3, 2],
The longest consecu...
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编程语言 时间:
2014-11-19 22:27:00
阅读次数:
447
Simple calculations
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 6559
Accepted: 3291
Description
There is a sequence of n+2 elements a0, a1, ..., an+1...
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其他好文 时间:
2014-11-19 22:21:23
阅读次数:
197