Given a binary tree, print the level order traversal of its node’s values.
For example:
Given below binary tree, the level order traversal of this binary tree is 7, 6, 5, 4, 3, 2, 1.
Given a binary tree, print the level order traversal of its node’s values.
For example:
Given below binary tree, the level order traversal of this binary tree is 7, 6, 5, 4, 3, 2, 1.