定义:撰写物体进入树形结构以表示“整体的一部分”阶层。组合模式使用户能够使用一个单一的对象和对象的均匀的组合。组成:1.Component 是组合中的对象声明接口,在适当的情况下,实现全部类共同拥有接口的默认行为。声明一个接口用于訪问和管理Component子部件。2.Leaf 在组合中表示叶子结点...
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其他好文 时间:
2015-07-15 22:23:07
阅读次数:
102
Question:Given a binary tree, return thebottom-up level ordertraversal of its nodes' values. (ie, from left to right, level by level from leaf to root...
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其他好文 时间:
2015-07-14 15:04:32
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98
Question: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 giv...
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其他好文 时间:
2015-07-14 13:09:48
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104
Sum Root to Leaf NumbersGiven a binary tree containing digits from0-9only, each root-to-leaf path could represent a number.An example is the root-to-l...
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其他好文 时间:
2015-07-14 09:50:01
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106
Given a binary tree containing digits from 0-9 only, each root-to-leaf path
could represent a number.
An example is the root-to-leaf path 1->2->3 which represents the number 123.
Find the tota...
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其他好文 时间:
2015-07-13 18:48:42
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103
Given a binary tree, return thebottom-up level ordertraversal of its nodes' values. (ie, from left to right, level by level from leaf to root).For exa...
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其他好文 时间:
2015-07-11 19:55:47
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177
Path Sum
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 bina...
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其他好文 时间:
2015-07-10 09:36:28
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113
btr_cur_optimistic_insert{
...
/*检查分裂页时是否有足够的空间预留给未来记录的update*/
if (leaf && !zip_size && dict_index_is_clust(index)
&& page_get_n_recs(page) >= 2
&& dict_index_get_spa...
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数据库 时间:
2015-07-10 00:29:36
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188
Path Sum 题目链接 题目要求: 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 ...
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其他好文 时间:
2015-07-08 14:32:08
阅读次数:
98
题目:
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,#,...
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其他好文 时间:
2015-07-07 09:38:19
阅读次数:
127