// Page 105 - 106

public class PersonDemo
{
	public static void main(String[] args)
	{
		Person one = new Person();
		one.writeOutput();

		System.out.println();
		one.set("Bar, Oka", "111223333", 6);
		one.writeOutput();

		System.out.println();
		one.set(47);
		one.writeOutput();

		System.out.println();
		Person me = new Person("John", "0102123344", 7);
		me.writeOutput();
	}
}