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[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.Hide TagsTreeDepth-first Search 实现方法有两种,一种是二叉树自下往上 实....
分类:其他好文   时间:2015-03-13 18:28:44    阅读次数:109
leetcode_96_Unique Binary Search Trees
欢迎大家阅读参考,如有错误或疑问请留言纠正,谢谢 96 Unique Binary Search Trees Given n, how many structurally unique BST's (binary search trees) that store values 1...n? For example, Given n = 3, there are a tota...
分类:其他好文   时间:2015-03-13 09:23:00    阅读次数:114
leetcode_95_Unique Binary Search Trees II
欢迎大家阅读参考,如有错误或疑问请留言纠正,谢谢 95 Unique Binary Search Trees II Given n, generate all structurally unique BST's (binary search trees) that store values 1...n. For example, Given n = 3, your ...
分类:其他好文   时间:2015-03-13 09:20:50    阅读次数:109
Unique Binary Search Trees
Givenn, how many structurally uniqueBST's(binary search trees) that store values 1...n?简单动态规划。判别每个左右子树各有多少种情况,然后相乘就可以了,而且是BST,注意这条件就可以解了。它的状态转移方程为: .....
分类:其他好文   时间:2015-03-13 00:07:39    阅读次数:151
Binary Search Tree Iterator
Implement an iterator over a binary search tree (BST). Your iterator will be initialized with the root node of a BST.Callingnext()will return the next...
分类:其他好文   时间:2015-03-12 16:45:35    阅读次数:117
leetcode_98_Validate Binary Search Tree
欢迎大家阅读参考,如有错误或疑问请留言纠正,谢谢 98 Validate Binary Search Tree Given a binary tree, determine if it is a valid binary search tree (BST). Assume a BST is defined as follows: The left subtree o...
分类:其他好文   时间:2015-03-11 14:58:29    阅读次数:122
leetcode_99_Recover Binary Search Tree
欢迎大家阅读参考,如有错误或疑问请留言纠正,谢谢 99 Recover Binary Search Tree Two elements of a binary search tree (BST) are swapped by mistake. Recover the tree without changing its structure. Note: A soluti...
分类:其他好文   时间:2015-03-11 14:56:13    阅读次数:146
Binary Search Tree Iterator
Implement an iterator over a binary search tree (BST). Your iterator will be initialized with the root node of a BST.Callingnext()will return the next...
分类:其他好文   时间:2015-03-11 12:25:10    阅读次数:100
LeetCode-108 Convert Sorted Array to Binary Search Tree
Given an array where elements are sorted in ascending order, convert it to a height balanced BST.知识点:二叉搜素树: 1. 如果root有左子节点,则所有左边的节点root; 3. root.lef.....
分类:其他好文   时间:2015-03-09 20:48:13    阅读次数:182
查找二,二叉树查找与2-3树红黑树
BST: 每个节点的键,都大于其左自述中的任意节点的键,而小于有字数的任意结点的键。 部分实现 get(Node x , Key key){ if(x == null) return null; cmp = key.compareTo(x.key); if(cmp0) retrun ...
分类:其他好文   时间:2015-03-09 20:42:44    阅读次数:172
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