a.java

国外的数据结构与算法分析用书

public class A
{
	private int x;
	protected int y;
	int z;

	private void methodX()
	{
		x = 5;
	}

	protected void methodY()
	{
		System.out.println("in A's methodY()");
		y = 10;
	}

	void methodZ()
	{
		z = 15;
	}
}