class Point{ int x; int y; Point(int x,int y){ this.x=x; this.y=y; } static double Distance(Point p1,Point p2){ double d=Math.sqrt(Math.pow((p2.x-p1.x),2)+Math.pow((p2.y-p1.y),2)); return d; } } import java.lang.; import java.util.; class Pointdriver{ public static void main(String args[]){ Scanner s=new Scanner(System.in); int x1=s.nextInt(); int y1=s.nextInt(); int x2=s.nextInt(); int y2=s.nextInt(); Point p1=new Point(x1,y1); Point p2=new Point(x2,y2); double res=Point.Distance(p1,p2); System.out.println("Distance is"+res); } }