binary

import java.util.Scanner;

public class BinaryToDecimal {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        System.out.print("Enter a binary number: ");
        int binaryNum = scan.nextInt();
        int degree = 0;
        int decimalNum = 0;
        while (binaryNum != 0){
            int number = binaryNum % 10;
            decimalNum = (int) (decimalNum + number * Math.pow(2, degree));
            binaryNum = binaryNum / 10;
            degree = degree + 1;
        }
        System.out.println(String.format("Updated number in decimal number system: %d", decimalNum));
    }
}