How do I solve this problem without using a calculator? Please show me the solution so that I will understand the concept.

} 2. What output will be produced by the following code? public class Demo { public static void main(String[] args) { System.out.println("The output is:"); bar(11156): System.out.println(); } 11.3 Graphics Suppleme { public static void bar(int number) if (number > 0) { int d = number % 10: boolean odd = bar (number | 10): if (odd) System.out.print(d 1 2 + 5): else System.out.print(d 1 2): (number / 10) % 2 == 1; } } }