Answer:
B.O(n).
Explanation:
Since the time complexity of visiting a node is O(1) in iterative implementation.So the time complexity of visiting every single node in binary tree is O(n).We can use level order traversal of a binary tree using a queue.Which can visit every node in O(n) time.Level order traversal do it in a single loop without doing any extra traversal.
Answer:
Explanation:
but i drew eyes like your but digtal
Answer:
Databases store data in tables that interact; spreadsheets store data in cells that interact.
Explanation:
I think there's a typo in the question, otherwise they probably meant a 'she', since the name is Maureen.
Also, the answer is Personal hygiene and grooming.
