Which Of The Following Is Valid Reverse Polish Expression #254
Which of the following is valid reverse polish expression?
This multiple choice question (MCQ) is related to the book/course gs gs121 Data Structures and Algorithms. It can also be found in gs gs121 Application of Stacks - Postfix to Infix Conversion - Quiz No.1.
Which of the following is valid reverse polish expression?
a op b
op a b
a b op
both op a b and a b op
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