build a system that will evaluate arithmetic expressions. Instead of
returning a simple integer as a result, it will deliver the correct
answer along with a count of the number of operations performed during
the calculation. That is, the desired behavior should be like this:
build a system that will evaluate arithmetic expressions. Instead of
returning a simple integer as a result, it will deliver the correct
answer along with a count of the number of operations performed during
the calculation. That is, the desired behavior should be like this: