Implement iterative count and output of patients
This is exercise 4.
Output:
$ java HospitalManager
There are 10 patients:
 Patient "John" is 33 years and suffers from "Tuberculosis"
 Patient "Mary" is 66 years and suffers from "Meningitis"
 Patient "Harry" is 23 years and suffers from "Ebola"
 Patient "Henry" is 7 years and suffers from "Measles"
 Patient "Lucy" is 17 years and suffers from "Acne"
 Patient "Larry" is 41 years and suffers from "HIV"
 Patient "Henry" is 47 years and suffers from "Broken leg"
 Patient "Kate" is 77 years and suffers from "Dementia"
 Patient "Elizabeth" is 103 years and suffers from "Bone loss"
 Patient "Nigel" is 20 years and suffers from "Diabetes"
Delete the 2nd older Henry returns true
There are 9 patients:
 Patient "John" is 33 years and suffers from "Tuberculosis"
 Patient "Mary" is 66 years and suffers from "Meningitis"
 Patient "Harry" is 23 years and suffers from "Ebola"
 Patient "Henry" is 7 years and suffers from "Measles"
 Patient "Lucy" is 17 years and suffers from "Acne"
 Patient "Larry" is 41 years and suffers from "HIV"
 Patient "Kate" is 77 years and suffers from "Dementia"
 Patient "Elizabeth" is 103 years and suffers from "Bone loss"
 Patient "Nigel" is 20 years and suffers from "Diabetes"
Remove the first patient
There are 8 patients:
 Patient "Mary" is 66 years and suffers from "Meningitis"
 Patient "Harry" is 23 years and suffers from "Ebola"
 Patient "Henry" is 7 years and suffers from "Measles"
 Patient "Lucy" is 17 years and suffers from "Acne"
 Patient "Larry" is 41 years and suffers from "HIV"
 Patient "Kate" is 77 years and suffers from "Dementia"
 Patient "Elizabeth" is 103 years and suffers from "Bone loss"
 Patient "Nigel" is 20 years and suffers from "Diabetes"

Test iterative print and find out number of patients:
There are 8 patients:
 Patient "Mary" is 66 years and suffers from "Meningitis"
 Patient "Harry" is 23 years and suffers from "Ebola"
 Patient "Henry" is 7 years and suffers from "Measles"
 Patient "Lucy" is 17 years and suffers from "Acne"
 Patient "Larry" is 41 years and suffers from "HIV"
 Patient "Kate" is 77 years and suffers from "Dementia"
 Patient "Elizabeth" is 103 years and suffers from "Bone loss"
 Patient "Nigel" is 20 years and suffers from "Diabetes"