package ch3;

public class Bottle {
	int height;
	int length;
	Water w;
	Gaizi g;
	
	public void daoWater() {
		System.out.println("ˮ:" + w.name + "");
	}
	
	public static void main(String[] args) {
		Bottle b = new Bottle();
		b.height = 10;
		b.length = 10;
		Water happyWater = new Water();
		b.w = happyWater;
		b.daoWater();
	}
	
}

class Water{
	String name = "ˮ";
}

class Gaizi{
	
}