1. Create a class named Computer 2. Add the following private member variables - an int variable named year - a string variable named model - a string variable named purpose 3. Add the following public functions: - Default constructor which sets numeric members to - 1 and string members to the empty string - Destructor to print "Removed from memory" - A non-default constructor to set the year and model variables only. The "purpose" variable should be set to the empty string. - A non-default constructor to set all THREE member variables. - Accessor and Mutators for all THREE member variables