题目：Given a binary tree, determine if it is height-balanced.For this problem, a height-balanced binary tree is defined as a binary tree in which the d....
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编程语言 时间：
2014-07-31 05:21:35
阅读次数：
221
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 su....
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编程语言 时间：
2014-07-31 05:21:25
阅读次数：
214
Nearest Common AncestorsTime Limit:1000MSMemory Limit:10000KTotal Submissions:17720Accepted:9393DescriptionA rooted tree is a well-known data structur...
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其他好文 时间：
2014-07-31 02:43:35
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327
题目：Given a binary tree, find its maximum depth.The maximum depth is the number of nodes along the longest path from the root node down to the farthes....
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编程语言 时间：
2014-07-31 02:41:15
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229
题目：Given a binary tree, find its minimum depth.The minimum depth is the number of nodes along the shortest path from the root node down to the neares....
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编程语言 时间：
2014-07-31 02:30:25
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264
题目：Given a binary tree, check whether it is a mirror of itself (ie, symmetric around its center).For example, this binary tree is symmetric: 1 /...
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编程语言 时间：
2014-07-31 02:28:25
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376
题目：Given two binary trees, write a function to check if they are equal or not.Two binary trees are considered equal if they are structurally identica....
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编程语言 时间：
2014-07-31 02:24:15
阅读次数：
211
Given a binary tree, find the maximum path sum.The path may start and end at any node in the tree.For example: Given the below binary tree, 1 ...
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其他好文 时间：
2014-07-30 20:33:34
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193
Two elements of a binary search tree (BST) are swapped by mistake.
Recover the tree without changing its structure.
Note:
A solution using O(n)
space is pretty straight...
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其他好文 时间：
2014-07-30 17:46:04
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244
Given a binary tree, check whether it is a mirror of itself (ie, symmetric around its center)....
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其他好文 时间：
2014-07-30 14:48:53
阅读次数：
216
