I am done with part A of the question but got stuck on part b, help?! The problem is on the answer post.

Question

Beginnings of logic and design

Answer 1

The Apgar Medical group keeps a patient file for each doctor in the office. Eachrecord contains the patient’s first and last name, home address, and birth year. Therecords are sorted in ascending birth year order. Two doctors, Dr. Best and Dr.Cushing, have formed a partnership.
a. Design the logic that produces a merged list of patients’ names in ascending orderby birth year.

b. Modify the program so that it does not ipatients’ names, but only produces acount of the number of patients born each year.