java 继承与多态练习题目 //请写出以下程序的运行结果....public class A {public String show(D obj) {return ("A and D");}public String show(A obj) {return ("A and A");}public static void main(String[] args) {A a1 = java基础 2023-10-13 60 点赞 0 评论 90 浏览
