QuestionImplement an iterator over a binary search tree (BST). Your iterator will be initialized with the root node of a BST.Callingnext()will return ...
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其他好文 时间:
2015-10-08 10:25:36
阅读次数:
123
Inorder Successor in BSTGiven a binary search tree and a node in it, find the in-order successor of that node in the BST.ExampleGiven tree =[2,1]and n...
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其他好文 时间:
2015-10-07 06:18:13
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171
Validate Binary Search TreeGiven a binary tree, determine if it is a valid binary search tree (BST).Assume a BST is defined as follows:The left subtre...
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其他好文 时间:
2015-10-07 00:58:16
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269
Given n, how many structurally unique BST's (binary search trees) that store values 1...n? For example,Given n = 3, there are a total of 5 unique BST'...
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其他好文 时间:
2015-10-04 12:21:57
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179
Given a singly linked list where elements are sorted in ascending order, convert it to a height balanced BST.struct ListNode { int val; ListNode *...
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其他好文 时间:
2015-10-03 15:30:38
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152
Given an array where elements are sorted in ascending order, convert it to a height balanced BST.思路:使用二分法,将list的中间节点作为根节点,然后分别处理list左半边及右半边,以此递归。struc...
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其他好文 时间:
2015-10-03 14:24:21
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162
Description:Given an array where elements are sorted in ascending order, convert it to a height balanced BST.给一个升序有序的数组,构建一个平衡的二叉查找树。要平衡就要找中间的数来做头结点,递...
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其他好文 时间:
2015-10-01 17:56:49
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132
QuestionGiven a binary tree, determine if it is a valid binary search tree (BST).Assume a BST is defined as follows:The left subtree of a node contain...
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其他好文 时间:
2015-09-29 09:59:20
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178
题目描述输入一个整数数组,判断该数组是不是某二叉排序树的后序遍历的结果。如果是则返回true,否则返回false。假设输入的数组的任意两个数字都互不相同。题目分析剑指Offer(纪念版)P140代码实现// BST:Binary Search Tree,二叉搜索树bool VerifySquence...
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编程语言 时间:
2015-09-23 17:03:08
阅读次数:
147
题目:Givenn, how many structurally uniqueBST's(binary search trees) that store values 1...n?For example,Givenn= 3, there are a total of 5 unique BST's. ...
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其他好文 时间:
2015-09-23 13:21:21
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220