Binary Tree Diameter | Dataford Interview Questions

Implement a function to find the diameter of a binary tree.

Use a TreeNode with val, left, and right attributes. Return the diameter as the number of edges on the longest path between any two nodes. The input root may be None. For examples and tests, trees are shown in level-order form, with null representing missing children.

Constraints

0 <= number of nodes <= 1000
Node values are integers
The tree contains no cycles
Return the diameter in number of edges

Function Signature

def diameter_of_binary_tree(root):

Your question is Binary Tree Diameter. Start with the requirements in the Question tab.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.

Problem

Implement a function to find the diameter of a binary tree.

Constraints

0 <= number of nodes <= 1000
Node values are integers
The tree contains no cycles
Return the diameter in number of edges

Function Signature

def diameter_of_binary_tree(root):

Your question is Binary Tree Diameter. Start with the requirements in the Question tab.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.