class Person
{
  private String name;
  private int age;
  private int maritalStatus;

  private static final int UPPER_AGE_LIMIT = 100;
 
  public static final int SINGLE = 1;
  public static final int MARRIED = 2;
  public static final int DIVORCED = 3;
  public static final int WIDOWED = 4;
  public static final int MARITAL_STATUS_UNKNOWN = 99;

  public Person ()
    {
      name = "NONE";
      age = 0;
      maritalStatus = MARITAL_STATUS_UNKNOWN;
    }
  
  public Person (String n, int a, int s)
    {
      name = n;
      
      boolean result = checkAge (a);
      if (result == true)
        {
          age = a;
        }
      else
        {
          System.out.println ("Incorrect age: " + a);
          System.exit (-1);
        }

      maritalStatus = checkMaritalStatus (s);
    }

  public String getName ()
    {
      return name;
    }
  
  public void setName (String n)
    {
      name = n;
    }
  
  public int getAge ()
    {
      return age;
    }
  
  public void setAge (int a)
    {
      boolean result = checkAge (a);
      if (result == true)
        {
          age = a;
        }
      else
        {
          System.out.println ("Incorrect age: " + a);
          System.exit (-1);
        }
    }

  private boolean checkAge (int age)
    {
      if (age > 0 && age <= UPPER_AGE_LIMIT)
        return true;
      else
        return false;
    }

  public int getMaritalStatus ()
    {
      return maritalStatus;
    }
  
  public void setMaritalStatus (int s)
    {
      maritalStatus = checkMaritalStatus (s);
    }
  
  private int checkMaritalStatus (int s)
    {
      switch (s)
        {
        case SINGLE:
        case MARRIED:
        case DIVORCED:
        case WIDOWED:
        case MARITAL_STATUS_UNKNOWN:
          return s;

        default:
          return MARITAL_STATUS_UNKNOWN;
        }
    }

  public String getMaritalStatusString ()
    {
      int status = getMaritalStatus ();
      String statusString;

      switch (status)
        {
        case SINGLE:
          statusString = "single";
          break;
        case MARRIED:
          statusString = "married";
          break;
        case DIVORCED:
          statusString = "divorced";
          break;
        case WIDOWED:
          statusString = "windowed";
          break;
        case MARITAL_STATUS_UNKNOWN:
          statusString = "<marital status not known>";
          break;
        }

      return statusString;
    }
}

public class version_4
{
  public static void main (String[] args)
    {
      System.out.println ();
      
      String name1 = "Irfan";
      int age1 = 25;
      int maritalStatus1 = Person.SINGLE;
      Person person1 = new Person (name1, age1, maritalStatus1);
      print_person (person1);

      System.out.println ();

      String name2 = "Alex";
      int age2 = 9;
      int maritalStatus2 = 45;
      Person person2 = new Person ();
      person2.setName (name2);
      person2.setAge (age2);
      person2.setMaritalStatus (maritalStatus2);
      print_person (person2);

      System.out.println ();

      Person person3 = new Person ();
      print_person (person3);
    }

  public static void print_person (Person p)
    {
      String name = p.getName ();
      int age = p.getAge ();
      String maritalStatus = p.getMaritalStatusString ();

      String description;
      description = name + " is " + age + " years old and is " + maritalStatus;

      System.out.println (description);      
    }
}