1 package bao1;
2
3 public class Point
4 {
5 private int x;
6 private int y;
7
8 Point(int x,int y)
9 {
10 this.x=x;
11 this.y=y;
12 }
13
14 public void setx(int x)
15 {
16 this.x=x;
17 }
18
19 public void sety(int y)
20 {
21 this.y=y;
22 }
23
24 public int getx()
25 {
26 return this.x;
27 }
28
29 public int gety()
30 {
31 return this.y;
32 }
33
34 public static void main(String[] args)
35 {
36 Point s=new Point(5,6);
37 s.setx(3);
38 s.sety(4);
39 System.out.println(s.getx());
40 System.out.println(s.gety());
41 }
42 }
43 //创建一个Point类,有成员变量x,y,方法getX(),setX(),还有一个构造方法初始化x和y。创建类主类A来测试它