Binary Digits Count

import java.util.Scanner;

public class BinaryDigitsCount {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int number = Integer.parseInt(scanner.nextLine());
        int bynaryNumber = Integer.parseInt(scanner.nextLine());

        int count = 0;
        while (number != 0) {
            int leftOver = number % 2;
            if (leftOver == bynaryNumber) {
                count++;
            }
            number = number / 2;
        }
        System.out.println(count);
    }
}