Ex. Bank #23

// Shavit Borisov
// HW

import java.util.Scanner;

public class TwoDigitChecker {

    public static void main(String[] args)

    {
        Scanner in = new Scanner (System.in);

        int num, firstDigit, secondDigit;

        System.out.print("Enter a two digit number: ");
        num = in.nextInt();

        firstDigit = num % 10;
        secondDigit = num / 10;

        if(num % 2 == 0)
        {
            firstDigit++;
            if(secondDigit == 9)
                secondDigit = 0;
            else
                secondDigit++;
        }
        else
        {
            firstDigit--;
            if(secondDigit == 0)
                secondDigit = 9;
            else
                secondDigit--;
        }

        System.out.printf("Your new number is %d%d", secondDigit, firstDigit);

        in.close();
    }
}