Given a binary tree, return the inorder traversal of its nodes' values.For example:Given binary tree {1,#,2,3}, 1 \ 2 / 3return [1,3,2]....
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其他好文 时间:
2014-08-18 23:29:53
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254
Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from left to right, then right to left for the next level and ...
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其他好文 时间:
2014-08-17 18:25:02
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233
Given preorder and inorder traversal of a tree, construct the binary tree.Note:You may assume that duplicates do not exist in the tree.思路:利用先序遍历提供的根节点...
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其他好文 时间:
2014-08-17 16:54:02
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160
Given inorder and postorder traversal of a tree, construct the binary tree.Note:You may assume that duplicates do not exist in the tree.思路:利用后序遍历提供的根节...
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其他好文 时间:
2014-08-17 16:52:12
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228
Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level).For example:Given binary tree {3,...
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其他好文 时间:
2014-08-17 15:32:12
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131
Given a binary tree, return the bottom-up level order traversal of its nodes' values. (ie, from left to right, level by level from leaf to root).For e...
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其他好文 时间:
2014-08-17 15:31:52
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221
Given inorder and postorder traversal of a tree, construct the binary tree.Note:You may assume that duplicates do not exist in the tree. 1 class Solut...
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其他好文 时间:
2014-08-17 01:03:21
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199
Given preorder and inorder traversal of a tree, construct the binary tree.Note:You may assume that duplicates do not exist in the tree.分析:通过一个二叉树的先序遍历...
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其他好文 时间:
2014-08-16 23:48:31
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333
1.非递归先序遍历要点:总是先访问根root,而将root的右结点压入栈中,当root没有左结点时,取出栈顶元素给root。void preorder(node* root){ if(root==NULL) return; stack s; while(true){ ...
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其他好文 时间:
2014-08-16 12:19:30
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171
Given a binary tree, return the inorder traversal of its nodes' values.
For example:
Given binary tree {1,#,2,3},
1
2
/
3
return [1,3,2].
Note: Recursive solutio...
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其他好文 时间:
2014-08-16 11:15:00
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227