TechieTopics: Java program to find distance between two points in a plane

import java.io.*;

class distance

{

int x,y,dist;

distance()

{ x=0;

y=0;

}

void calc(distance c,distance d)

{

int xd=c.x-d.x;

int xs=xd*xd;

int yd=c.y-d.y;

int ys=yd*yd;

int sum=xs+ys;

double dist=Math.sqrt(sum);

System.out.println("The distance is "+dist);

}

void read()throws IOException

{

BufferedReader br=new BufferedReader(new InputStreamReader(System.in));

System.out.println("Enter the x coordinate");

x=Integer.parseInt(br.readLine());

System.out.println("Enter the y coordinate");

y=Integer.parseInt(br.readLine());

System.out.println("The entered point is "+"("+x+","+y+")");

}

public static void main(String s[])throws IOException

{

distance c=new distance();

distance d=new distance();

System.out.println("First point");

c.read();

System.out.println("Second point");

d.read();

d.calc(c,d);

}

Output

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