Question: 3. (5 Points )How many N node binary trees with items 1, 2, ..., N have identical preorder and inorder traversals? Draw the tree. 4.

 3. (5 Points )How many N node binary trees with items

3. (5 Points )How many N node binary trees with items 1, 2, ..., N have identical preorder and inorder traversals? Draw the tree. 4. (5 points) Which of the following can be done in o(log N) time? Draw the tree, if necessary a. Find the height of a tree. b. Find the number of leaves in a tree c. Find th number of full nodes. d. Finding the number of nodes with one child

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