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783. Minimum Distance Between BST Nodes (Easy)

Given the root of a Binary Search Tree (BST), return the minimum difference between the values of any two different nodes in the tree.

Note: This question is the same as 530: https://leetcode.com/problems/minimum-absolute-difference-in-bst/

 

Example 1:

Input: root = [4,2,6,1,3]
Output: 1

Example 2:

Input: root = [1,0,48,null,null,12,49]
Output: 1

 

Constraints:

• The number of nodes in the tree is in the range [2, 100].
• 0 <= Node.val <= 105

Related Topics

[Tree] [Depth-first Search] [Recursion]

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