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You must consider what data structures and algorithms are required in your Postfix + + interpreter. Phase 1 : Design Tokens Stack before Action Stack

You must consider what data structures and algorithms are required in your Postfix++ interpreter.
Phase 1: Design
Tokens Stack before Action Stack after
A 3=[] Read A [A]
3=[A] Read 3[3 A]
=[3 A] Pop twice and set the
value of A to 3
[]
Example Key Value
Phone book Name Telephone number
DNS URL IP address
Education Student ID Module grades
Compiler Variable name Memory address
Dictionary Word Definition
Consider first your choice of data structures. Why are they appropriate? How will they be
implemented? Make a list of the data structures and alongside each structure write a few words
of justification.
Then consider the major algorithms. There be will algorithms to access and modify the symbol
table, and an algorithm to perform postfix arithmetic. Your report will contain pseudocode for
each algorithm.

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