Description
Let us consider a special type of a binary search tree, called a cartesian tree. Recall that a binary search tree is a rooted ordered binary tree, such that for its every node x the fol...
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其他好文 时间:
2014-07-11 00:12:52
阅读次数:
379
History Grading
Background
Many problems in Computer Science involve maximizing some measure according to constraints.
Consider a history exam in which students are asked to put seve...
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其他好文 时间:
2014-07-10 23:04:32
阅读次数:
340
题目
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 ...
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其他好文 时间:
2014-07-09 10:32:42
阅读次数:
151
线性布局中,有4个及其重要的参数,直接决定元素的布局和位置,这四个参数是android:layout_gravity (是本元素相对于父元素的重力方向)android:gravity (是本元素所有子元素的重力方向)android:orientation (线性布局以列或行来显示内部子元素)andr...
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移动开发 时间:
2014-07-08 22:30:51
阅读次数:
312
本系列所有文章可以在这里查看http://blog.csdn.net/cloud_castle/article/category/2123873
接上文Qt5官方demo解析集21——Extending
QML - Adding Types Example
在上一个例子中我们基于C++创建了一个自定义的QML类型,接下来,我们将该类作为另一个类的属性类型,定义了另一个birthda...
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其他好文 时间:
2014-07-08 20:01:52
阅读次数:
290
If you are not satisfied with default Google map Marker (Default google marker can only be a icon, image or shape),
for example adding a border, then you should use richmarker!
http://google-maps...
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其他好文 时间:
2014-07-08 17:17:18
阅读次数:
386
本系列所有文章可以在这里查看http://blog.csdn.net/cloud_castle/article/category/2123873
接上文Qt5官方demo解析集29——Extending
QML - Property Value Source Example
还记得我们曾经在Qt5官方demo解析集17——Chapter
3: Adding Property B...
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其他好文 时间:
2014-07-08 15:01:35
阅读次数:
429
Implement atoi to convert a string to an integer.
Hint: Carefully consider all possible input cases. If you want a challenge, please do not see below and ask yourself what are the possible input ca...
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其他好文 时间:
2014-07-08 12:52:05
阅读次数:
200
Description
Consider an infinite full binary search tree (see the figure below), the numbers in the nodes are 1, 2, 3, .... In a subtree whose root node is X, we can get the minimum number in this ...
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其他好文 时间:
2014-07-06 11:36:14
阅读次数:
284
本系列所有文章可以在这里查看http://blog.csdn.net/cloud_castle/article/category/2123873
接上文Qt5官方demo解析集16——Chapter
2: Connecting to C++ Methods and Signals
在C++中我们通常将用户的交互与处理函数用信号槽绑定起来,比如窗口尺寸的变化,颜色的变化等,但在QML...
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其他好文 时间:
2014-07-05 22:59:28
阅读次数:
335