Homework Java Syntax Problem 8 Count of Equal Bit Pairs

import java.util.Scanner;


public class Problem_8_CountOfEqualBitPairs {

    public static void main(String[] args) {

        Scanner scan= new Scanner(System.in);

        int num= scan.nextInt();
        String str= Integer.toBinaryString(num);
        System.out.println(num);
        System.out.println(str);
//      int a=0;
//      int b=0;
        long count=0;
        for (int i = 0; i < str.length() ; i++) {
            if (((num >> i ) & 1) == 1  && ((num >> (i+1)) & 1) ==1) {
            count++;
            }
            else if (((num >> i ) & 1) == 0  && ((num >> (i+1)) & 1) ==0) {
                count++;
            }
        }
        System.out.println("count: " + count);



    }

}