子类与继承:实验3
摘要:
抽象类:package Employee_;public abstract class Employee { public abstract double earnings(double money);}子类:package Employee_;public clas... 阅读全文
posted @ 2017-11-18 17:17 MACHINE_001 阅读(158) 评论(0) 推荐(0) 编辑
posted @ 2017-11-18 17:17 MACHINE_001 阅读(158) 评论(0) 推荐(0) 编辑
posted @ 2017-11-18 10:18 MACHINE_001 阅读(202) 评论(0) 推荐(0) 编辑
posted @ 2017-11-18 09:29 MACHINE_001 阅读(227) 评论(0) 推荐(0) 编辑