LeetCode 144 Binary Tree Preorder Traversal (先序遍历二叉树)...
分类:
其他好文 时间:
2016-08-19 15:10:16
阅读次数:
118
Given a binary tree, return the preorder traversal of its nodes' values. For example:Given binary tree {1,#,2,3}, return [1,2,3]. 二叉树的前序遍历,非递归的写法考的比较多 ...
分类:
其他好文 时间:
2016-08-12 19:51:15
阅读次数:
103
昨天写的,几乎要超时。600ms+ = =换了种方法直接LTE了 ...
分类:
其他好文 时间:
2016-08-12 06:39:43
阅读次数:
143
Given a binary tree, return the preorder traversal of its nodes' values. Given: return [1,2,4,5,3]. Thinking: For this problem, you need to think abou ...
分类:
其他好文 时间:
2016-08-08 00:33:07
阅读次数:
133
One way to serialize a binary tree is to use pre-order traversal. When we encounter a non-null node, we record the node's value. If it is a null node, ...
分类:
其他好文 时间:
2016-08-07 13:43:27
阅读次数:
130
Verify Preorder Sequence in Binary Search Tree \Given an array of numbers, verify whether it is the correct preorder traversal sequence of a binary se ...
分类:
其他好文 时间:
2016-08-05 06:34:51
阅读次数:
166
One way to serialize a binary tree is to use pre-order traversal. When we encounter a non-null node, we record the node's value. If it is a null node, ...
分类:
其他好文 时间:
2016-08-04 01:15:21
阅读次数:
180
题目描述 Given a binary tree, return the preorder traversal of its nodes' values. For example:Given binary tree{1,#,2,3}, 1 \ 2 / 3 return[1,2,3]. Note: R ...
分类:
其他好文 时间:
2016-07-16 22:44:28
阅读次数:
224
Description: Given arrays recording 'Preorder and Inorder' Traversal (Problem 105) or 'Inorder and Postorder' (Problem 106), u need build the binary t ...
分类:
其他好文 时间:
2016-07-09 13:23:12
阅读次数:
122