摘要: (1)编写接口Animal (Animal.java) public interface Animal{ public abstract void cry(); public abstract String getAnimalName(); } (2)编写模拟类Simulator (Simulato 阅读全文
posted @ 2020-06-21 11:16 扑街陈 阅读(1098) 评论(0) 推荐(0) 编辑