package rextester;
public class Point
{ int x, y;
  Point(int x, int y)
  { this.x = x;
    this.y = y;
  } 
  double distance(int x, int y)
  { int dx = this.x - x;
    int dy = this.y - y;
    return  Math.sqrt(dx*dx + dy*dy);
  }
  double distance(Point p)
  { return distance(p.x, p.y);
  }
}