Computer Science Homework Help

If a hardcover book has 400 pages, divided into 20 equal chapters, and an index added to this of 15 pages that are numbered in roman script, with an unnumbered page put between each chapter, draw a Flow Chart that will total the number pages that do not have roman script numbering.

A side note: Some programs are meant to be run only 1 time while other programs are meant to run many times.