Java Program to convert decimal to binary number

import javax.swing.*;

 

class dec_bin{

    public static void main(String args[]){

        String inp, bin;

        int dec, x;

         

        inp = JOptionPane.showInputDialog("Enter a Decimal

    Number:");

        dec = Integer.parseInt(inp);

         

        bin = "";

        while(dec != 0){

            x = dec % 2;

            bin  = x + bin;

            dec /= 2;

        }

        System.out.println("Binary: " + bin);

    }

}