notsaletickets.java

来自「航空定票系统 JBUILDER 编程实现 线性表应用」· Java 代码 · 共 12 行

package member;
public class NotsaleTickets extends Tickets
{
	public NotsaleTickets()
	{
		super();
	}
	public NotsaleTickets(String id,int grade)
	{
		super(id,grade);
	}
}