How to Declare an Octal literal in Java ?

Problem Statement

You want to declare an octal literal in Java.

Solution

Prefix the value with 0. A literal that contains leading zero is an octal number.

public class Main {

    public static void main(String[] args) {
        int octalac1 = 010;
        int octalac2 = 025;
        System.out.println(octalac1);
        System.out.println(octalac2);


    }
}

The output of the above program will be

8

21