
Given a binary tree, return the inorder traversal of its nodes’ values. Example:
Input: [1,null,2,3]
1 |
1 |
Output: [1,3,2]
Follow up: Recursive solution is trivial, could you do it iteratively?
解法:
直接递归的方法解题,具体代码如下:
1 |
class { |

Given a binary tree, return the inorder traversal of its nodes’ values. Example:
Input: [1,null,2,3]
1 |
1 |
Output: [1,3,2]
Follow up: Recursive solution is trivial, could you do it iteratively?
直接递归的方法解题,具体代码如下:
1 |
class { |
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