public class Building {
public String bname;//建筑物名称
public int floors;//代表总层数
public double area;//代表总面积
public Building(){
}
public Building(String bname, int floors, double area) {
this.bname = bname;
this.floors = floors;
this.area = area;
}
}public class Classroom extends Building{
private int rooms;//代表教室数
private int es;//灭火器数
public Classroom() {
}
public Classroom(String bname,int floors,double area,int rooms, int es) {
super(bname,floors,area);
this.rooms = rooms;
this.es = es;
}
void display(){
System.out.println(toString());
}
@Override
public String toString() {
return "Classroom{" +
"rooms=" + rooms +
", es=" + es +
", bname='" + bname + '\'' +
", floors=" + floors +
", area=" + area + '}';
}
}Classroom classroom = new Classroom("清华大学",10,50000.0,25,15);//main方法自己写,我写不下了
classroom.display();
