What to do: For mathematical expressions, we generate objectcode of a very simple stack machine and write it to VertaRun it with Lumasin (so-called simulator) and check theresult.It is similar to Java’s programming & executionenvironment, so please understand what the javac command and javacommand are doing.
Question 1-) Modify the Exp class (to calculate an integer) so thatit produces an instruction word, make sure that it is correct byexecuting the command word, make it by modifying it from Exp class., Create an instruction to add that value to the stack and changeit to generate an operation instruction instead of actually doingthe
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