public static void main(String[] args) {
NewWorker w1, w2, w3, w4, w5;
Student s1, s2;
Household myFamily;
s1 = new Student("Edward Teller", "Physics");
s2 = new Student("Liz Powell", "Computer Science");
w1 = new NewWorker("Robert William Hunter", "23/10/2005", 35000.00);
w2 = new NewWorker("Mary Jane Hull", "06/09/2007");
w2.setSalary(40000.00);
myFamily = new Household(5);
myFamily.insertNewHouseholdMember(s1);
myFamily.insertNewHouseholdMember(s2);
myFamily.insertNewHouseholdMember(w1);
myFamily.insertNewHouseholdMember(w2);
w1.setSpouse(w2);
w2.setSpouse(w1);
System.out.println("Total family income of Robert and Mary " + w1.getFamilyIncome());
System.out.println("\nDescription of the family is\n" + myFamily.toString());
}
