Java program to Perform Volume calculation Using method overloading

//Java program to Perform Volume calculation Using method overloading

import java.util.Scanner;

class methods

{

 double volume(int r,int h)

 {

  double s;

  s=((4/3)*3.14*r*r*h);

  return s;

 }

  int volume(int a)

  {

   int r1;

   r1=4*a;

   return r1;

  }

}

   class volume

   {

    public static void main(String args[])

    {

     int r,h,a;

     methods m=new methods();

     Scanner sp=new Scanner(System.in);

     System.out.println("\t VOLUME OF SPHERE\n");

     System.out.println("\t ****** ** ******\n");

     System.out.println("Enter  the sphere radious:");

     r=sp.nextInt();

     System.out.println("Enter the sphere height:");

     h=sp.nextInt();

     double c1;

     c1=m.volume(r,h);

     System.out.println("\t AREA OF SQUARE\n");

     System.out.println("\t **** ** ******\n");

     System.out.println("Enter the side of square:");

     a=sp.nextInt();

     int c2;

     c2=m.volume(a);

     System.out.println("volume of sphere="+c1);

     System.out.println("volume of square="+c2);

     }

    }