HTML(HyperText Mark-up Language)即超文本标记语言(标准通用标记语言下的一个应用)或超文本链接标示语言,是目前网络上应用最为广泛的语言,也是构成网页文档的主要语言。HTML文件是由HTML命令组成的描述性文本,HTML命令可以说明文字、图形、动画、声音、表格、链接等。H...
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Web程序 时间:
2014-10-07 21:31:14
阅读次数:
182
题目: You are given an n x n 2D matrix representing an image. Rotate the image by 90 degrees (clockwise). Follow up: Could you do this in-place? 分析: 二维数...
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其他好文 时间:
2014-10-07 16:44:13
阅读次数:
311
Given amxnmatrix, if an element is 0, set its entire row and column to 0. Do it in place.click to show follow up.Follow up:Did you use extra space?A s...
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其他好文 时间:
2014-10-07 12:03:03
阅读次数:
231
HDU 3103 Shoring Up the Levees(计算几何 求面积)...
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其他好文 时间:
2014-10-06 23:08:01
阅读次数:
496
Now that we have Card objects, the next step is to define a class to represent decks. Since a deck is made up cards, a natural choice is for each Deck...
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其他好文 时间:
2014-10-06 17:49:50
阅读次数:
197
Introduction Ethernet 是过去30年以来最为成功的局域网(local area networking)技术。 1. First widely used LAN technology (第一次被广泛使用的局域网技术) 2. kept up with speed race: 10 M...
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Web程序 时间:
2014-10-06 12:29:20
阅读次数:
515
alter table teachersadd constraint up_teacherunique(Greade)
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数据库 时间:
2014-10-06 01:46:29
阅读次数:
214
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 tree and sum ...
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其他好文 时间:
2014-10-06 01:23:59
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228
Follow up for problem "Populating Next Right Pointers in Each Node".
What if the given tree could be any binary tree? Would your previous solution still work?
Note:
You may only use constant extr...
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其他好文 时间:
2014-10-06 00:41:19
阅读次数:
271
Given a binary tree, return the bottom-up level order traversal of its nodes' values. (ie, from left to right, level by level from leaf to root).
For example:
Given binary tree {3,9,20,#,#,15,7},
...
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其他好文 时间:
2014-10-05 23:07:59
阅读次数:
214