Program
A Hospital wants to create a database regarding its indoor patients. The information to store include
a) Name of the Patient
b) Date of Admission
c) Disease
d) Date of Discharge
Create a structure to store the date (year, month and date as its members). Create a base class to store the above information. The member function should include functions to enter information and display a list of all the patients in the database. Create a derived class to store the age of the patients. List the information about all the to store thje age of the patients. List the information about all the pediatric patients(less than twelve years in age)