摘要: 1 class Cylinder { 2 private double radius; 3 private int height; 4 private double pi=3.14; 5 String color; 6 public Cylinder() { 7 this(2.5,5,"红色"); 阅读全文
posted @ 2020-12-07 19:08 李家宇 阅读(102) 评论(0) 推荐(0) 编辑