Question: Exercises 1. Construct expression tree whose PostOrder Traversal is: 242a*b*-b24+ab-/ R s T 2. Give Preorder, InOrder, and Postorder of the following expression tree W

Exercises 1. Construct expression tree whose PostOrder Traversal is: 242a*b*-b24+ab-/ R

Exercises 1. Construct expression tree whose PostOrder Traversal is: 242a*b*-b24+ab-/ R s T 2. Give Preorder, InOrder, and Postorder of the following expression tree W Z 3. Write a program to construct an expression tree, give a character string specifying its preorder traversal. 4. Write a function takes root and key, then search for the key in BST. 5. Write a function to construct a BST

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