Level Order Traversal of Binary Tree
Try to solve the Level Order Traversal of Binary Tree problem.
We'll cover the following
Statement
Given the root of a binary tree, display the values of its nodes while performing a level order traversal. Return the node values for all levels in a string separated by the character :
. If the tree is empty, i.e., the number of nodes is , then return “None” as the output.
Constraints:
-
The number of nodes in the tree is in the range .
-
Node.data
Examples
Create a free account to view this lesson.
Continue your learning journey with a 14-day free trial.
By signing up, you agree to Educative's Terms of Service and Privacy Policy