答案及解析：[单选题]import java.io.*; class Person{ public void print(){System.out.print("Person ");} public v - 工学类题库- 答案窝(daanwo.com)-大学生作业答案及考资分享平台

问题：

[单选题]import java.io.*;
class Person{
public void print(){System.out.print("Person ");}
public void printMyGender(String s){
this.print();
System.out.print(s+" ");
}
}
class Gender{
String type="gender";
public void print(Person p){p.printMyGender(type);}
}
class Female extends Gender{
public Female(){
type="female";
}
}
class Male extends Gender{
public Male(){
type="male";
}
}
class Employee extends Person{
public void print(){
System.out.print("Employee ");}
}
class Manager extends Employee{
public void print(){
System.out.print("Manager ");}
}
public class Test{
public static void main(String[] args){
Manager man = new Manager();
Employee em = new Employee();
Gender gender1 = new Male();
Gender gender2 = new Female();
gender1.print(man);
gender2.print(em);
}
}
对于以上代码，其运行结果是
APerson male Person female
BPerson gender Person gender
CManager male Employee female
DManager gender Employee gender

Tags：学堂在线清华大学Java程序设计(2020秋)章节作业题答案

答案解析：

╋纠错

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