For the expression (7-(4*5))+(9/3) which of the following is the post order tree traversal?
(a) *745-93/+
(b) 93/+745*-
(c) 745*-93/+
(d) 74*+593/-
This question was addressed to me in unit test.
This is a very interesting question from Tree Traversal in portion Trees of Discrete Mathematics