摘要: 题目四:猫狗队列 【题目】 宠物、狗和猫的类如下:public class Pet { private String type;public Pet(String type) { this.type = type; }public String getPetType() { return this. 阅读全文
posted @ 2018-11-27 00:49 venicid 阅读(324) 评论(0) 推荐(0) 编辑