class Point
{
private int x,y;
public Point(int x,int y)
{
this.x = x;
this.y = y;
}
public double distance(Point p)
{
return Math.sqrt((x-p.x)*(x-p.x)+(y-p.y)*(y-p.y));
}
public double distance3(Point p)
{
return p.distance(this);
}
}
public class Test2
{
public static void main(String[] args)
{
Point p1 = new Point(3,5);
Point p2 = new Point(4,6);
double r = p2.distance3(p1);
double r1 = p1.distance(p2);
System.out.println(r==r1);
}
}
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