?? point.java
字號:
class Point {
private double x;
private double y;
Point(){
x = y =0.0;
}
Point(double x,double y){
this.x = x;
this.y = y;
}
public Point getPoint(){
return new Point(x,y);
}
public double getX(){
return x;
}
public double getY(){
return y;
}
public void setNewPoint(double newX,double newY){
x = newX;
y = newY;
}
}
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