摘要：
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 depth... 阅读全文
posted @ 2015-07-21 23:47
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Given a singly linked list where elements are sorted in ascending order, convert it to a height balanced BST./** * Definition for singly-linked list. ... 阅读全文
posted @ 2015-07-21 23:18
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摘要：
Given an array where elements are sorted in ascending order, convert it to a height balanced BST./** * Definition for a binary tree node. * public cla... 阅读全文
posted @ 2015-07-21 22:51
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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... 阅读全文
posted @ 2015-07-21 22:41
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Given inorder and postorder traversal of a tree, construct the binary tree.Note:You may assume that duplicates do not exist in the tree./** * Definiti... 阅读全文
posted @ 2015-07-21 21:39
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Given preorder and inorder traversal of a tree, construct the binary tree.Note:You may assume that duplicates do not exist in the tree./** * Definitio... 阅读全文
posted @ 2015-07-21 21:12
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Find the contiguous subarray within an array (containing at least one number) which has the largest product.For example, given the array[2,3,-2,4],the... 阅读全文
posted @ 2015-07-21 18:34
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