# 第十二周作业

package Class;

public class Class1 {

public static void main(String[] args) {

// TODO Auto-generated method stub

Point p1 = new Point(1,2);

p1.movePoint(1,2);

Point p2 = new Point(4,6);

p2.movePoint(4,6);

}

}

class Point{

int x;int y;

public Point() {

}

public Point(int x0, int y0) {

super();

this.x = x;

this.y = y;

}

void movePoint(int x0, int y0) {

x = x0+1;

y = y0+5;

System.out.println("p1的坐标是："+x+","+y);

System.out.println("p2的坐标是："+x+","+y);

}

}

package learn;

public class Rectangle {
private int length;
private int width;
Rectangle(int length,int width){
this.length=length;
this.width=width;
}
public void showAll(){
System.out.println("矩形长为:"+length+"矩形的宽为:"+width+"矩形的面积为:"+getArea()+"矩形的周长为:"+getPer());
}
public int getPer(){
return 2*(length+width);
}
public int getArea(){
return length*width;
}

}

Rectangle r=new Rectangle(5,8);
r.showAll();

}

}

package bbb;

public class Bjb {
char color;
int cpu;

public Bjb() {
super();
}

public Bjb(char color, int cpu) {
super();
this.color = color;
this.cpu = cpu;
}

public void show() {
System.out.println("笔记本颜色是:" + color + "cpu型号是:" + cpu);
}

}
package bbb;

public class Bjb1 {

/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
Bjb b1 = new Bjb('粉',2);
Bjb b2 = new Bjb('蓝',3);
b1.show();
b2.show();
}

}

posted @ 2021-05-23 17:29  五谷鸡爪🥳  阅读(26)  评论(0编辑  收藏  举报