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[LeetCode#108]Convert Sorted Array to Binary Search Tree
The problem:Given an array where elements are sorted in ascending order, convert it to a height balanced BST.My analysis:The recursion is the best way...
分类:其他好文   时间:2015-01-08 00:49:30    阅读次数:265
[LeetCode]110 Balanced Binary Tree
https://oj.leetcode.com/problems/balanced-binary-tree/http://blog.csdn.net/linhuanmars/article/details/23731355/** *Definitionforbinarytree *publicclassTreeNode{ *intval; *TreeNodeleft; *TreeNoderight; *TreeNode(intx){val=x;} *} */ publicclassSolution{ publ..
分类:其他好文   时间:2015-01-06 15:46:32    阅读次数:125
Leetcode:Convert Sorted Array to Binary Search Tree
Given an array where elements are sorted in ascending order, convert it to a height balanced BST.分析:对于BST,左右子树的高度差小于等于1,则在由sorted array构建BST时把数组中间元素作为...
分类:其他好文   时间:2014-12-31 16:04:01    阅读次数:198
Convert Sorted Array to Binary Search Tree
Given an array where elements are sorted in ascending order, convert it to a height balanced BST. 将增序数组转换为左右均衡的二叉查找树 根据查找树的性质 左子树所有节点小于根节点值 右边都大于根节点值 子树也遵循此性质 所以只要取出增序数组的中间值作为根节点 再将左右子数组进行递归 代码如下: p...
分类:其他好文   时间:2014-12-30 17:18:32    阅读次数:168
Balanced Binary Tree
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 of the two subtrees of every node never diffe...
分类:其他好文   时间:2014-12-30 17:13:32    阅读次数:135
Convert Sorted List to Binary Search Tree
Given a singly linked list where elements are sorted in ascending order, convert it to a height balanced BST. 将增序链表转换为均衡的二叉查找树 与数组转换相同 找到链表的中间结点 作为树的根节点进行赋值  再将链表以中间节点为界 分为左右子链表 进行递归赋值 代码如下: publi...
分类:其他好文   时间:2014-12-30 17:11:39    阅读次数:149
LeetCode Convert Sorted Array to Binary Search Tree
Given an array where elements are sorted in ascending order, convert it to a height balanced BST.解题思路:根据递增序列,求平衡二叉查找树,根据平衡二叉查找树的性质,其左右都是二叉查找树,用递归可以比较轻...
分类:其他好文   时间:2014-12-29 22:55:25    阅读次数:297
Leetcode:Balanced Binary Tree
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...
分类:其他好文   时间:2014-12-29 13:42:53    阅读次数:158
[LeetCode]109.Convert Sorted List to Binary Search Tree
【题目】 Given a singly linked list where elements are sorted in ascending order, convert it to a height balanced BST. 【分析】 无 【代码】 在下面超时的代码上进行改进:把链表先转换为vector再进行操作。 [LeetCode]108.Convert Sorted Ar...
分类:其他好文   时间:2014-12-29 12:14:29    阅读次数:124
Balanced Binary Tree
本文是在学习中的总结,欢迎转载但请注明出处:http://blog.csdn.net/pistolove/article/details/42218839 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 of the two subtrees o...
分类:其他好文   时间:2014-12-29 09:03:54    阅读次数:134
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