Write the header file and the implementation file for each of the following classes $($declare all possible functions as constant$).$

Name class:

Data members to store:

$1.$ first $2.$ father $3.$ family

Default constructor; initialize first, father and family to empty string.

post: first$=""$; father$=""$; family$=""$;

Constructor with parameters set first, father, grandfather and family according to the parameters.