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LeetCode: Construct Binary Tree from Inorder and Postorder Traversal 解题报告
Construct Binary Tree from Inorder and Postorder TraversalGiven inorder and postorder traversal of a tree, construct the binary tree.Note:You may assu...
分类:其他好文   时间:2015-01-03 17:18:44    阅读次数:136
[LeetCode]145 Binary Tree Postorder Traversal
https://oj.leetcode.com/problems/binary-tree-postorder-traversal/http://blog.csdn.net/ljphhj/article/details/21369053/** *Definitionforbinarytree *publicclassTreeNode{ *intval; *TreeNodeleft; *TreeNoderight; *TreeNode(intx){val=x;} *} */ publicclassSolution..
分类:其他好文   时间:2015-01-02 07:33:36    阅读次数:132
[LeetCode]113 Binary Tree Postorder Traversal
https://oj.leetcode.com/problems/path-sum-ii/http://fisherlei.blogspot.com/search?q=Path+Sum+II+/** *Definitionforbinarytree *publicclassTreeNode{ *intval; *TreeNodeleft; *TreeNoderight; *TreeNode(intx){val=x;} *} */ publicclassSolution{ publicList<List&..
分类:其他好文   时间:2015-01-02 07:33:25    阅读次数:151
[leetcode] Binary Tree Postorder Traversal
题目:(Tree ,Stack)Given a binary tree, return thepostordertraversal of its nodes' values.For example:Given binary tree{1,#,2,3}, 1 \ 2 / 3...
分类:其他好文   时间:2015-01-01 07:54:28    阅读次数:116
5. Binary Tree Postorder Traversal
Binary Tree Postorder TraversalGiven a binary tree, return thepostordertraversal of its nodes' values.For example:Given binary tree{1,#,2,3}, 1 \...
分类:其他好文   时间:2014-12-30 20:33:56    阅读次数:204
Construct Binary Tree from Inorder and Postorder Traversal
Given inorder and postorder traversal of a tree, construct the binary tree. Note: You may assume that duplicates do not exist in the tree. 还是重构树  与上一题相比  先序换成了后序  思路还是一样 代码如下: public class S...
分类:其他好文   时间:2014-12-30 15:22:19    阅读次数:153
Construct Binary Tree from Inorder and PreOrder Traversal
preOrder: (root) LLL RRRRinOrder: LLL (root) RRRRinOrder: LLL RRRR (root)根据preOrder/postOrder 可以知道root(一头一尾); 然后找到root在inorder中对应的位置(index)index左边即为Le...
分类:其他好文   时间:2014-12-30 14:50:20    阅读次数:202
Construct Binary Tree from Inorder and Postorder Traversal
Given inorder and postorder traversal of a tree, construct the binary tree.根据树的中序(左根右)和后序遍历(左右根)构造一棵二叉树参考:http://www.cnblogs.com/remlostime/archive/20...
分类:其他好文   时间:2014-12-29 21:14:33    阅读次数:150
LeetCode[Tree]: Construct Binary Tree from Inorder and Postorder Traversal
Given inorder and postorder traversal of a tree, construct the binary tree. Note: You may assume that duplicates do not exist in the tree. 这个题目的解法与LeetCode[Tree]: Construct Binary Tree from Pre...
分类:其他好文   时间:2014-12-28 09:15:15    阅读次数:165
Binary Tree Postorder Traversal
先简单介绍下先序遍历、中序遍历和后序遍历,先序遍历为ABC,中序遍历为BAC,后续遍历为BCA,根节点在的位置决定了什么遍历。该题的递归解法:class Solution {public: typedef TreeNode * STreeNode; vector buf; vector pos...
分类:其他好文   时间:2014-12-20 19:36:13    阅读次数:178
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