05 2019 档案

实验八
摘要：一.程序代码 public class yuanzhui extends Rectangle implements Area,Volume { private double radius; private double length; private double height; public yu 阅读全文
posted @ 2019-05-20 08:43 cxm& 阅读(137) 评论(0) 推荐(0)
七，类的多态
摘要：实验程序如下： package 学生; public class person1 { public String name; public String birthday; public String grade; public String gender; public String provin 阅读全文
posted @ 2019-05-06 21:50 cxm& 阅读(143) 评论(0) 推荐(0)