You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
25 lines
538 B
25 lines
538 B
package w5;
|
|
|
|
abstract class Shape{
|
|
public abstract void draw();
|
|
}
|
|
class Circle extends Shape{
|
|
@Override
|
|
public void draw() {
|
|
System.out.println("画一个圆");
|
|
}
|
|
}
|
|
class Rectangle extends Shape{
|
|
@Override
|
|
public void draw() {
|
|
System.out.println("画一个矩形");
|
|
}
|
|
}
|
|
class ShapeTest{
|
|
public static void main(String[] args){
|
|
Shape circle = new Circle();
|
|
circle.draw();
|
|
Shape rectangle = new Rectangle();
|
|
rectangle.draw();
|
|
}
|
|
}
|