/**
 * Print the digits of a number, recursively!!!
 * And do it for integers and doubles, both using recursion 
 * and using overloaded methods!!!!!
 * @author ggtowell
 * Created Oct 27. 2023
 */

public class PrintDigitsRec {
    public static void main(String[] args) {
        printRec(1234);
        //printRec(1.7);
    }

    /*
     * Recursive print digits of an integer
     */
    public static void printRec(int num) {
        if (num == 0) {
            return;
        }
        System.out.println(num % 10);
        printRec(num / 10);
    }

    /*
     * Recursively try to make a double into an integer by shifting
     * the decimal point. Then print its digits!
     */
    public static void printRec(double num) {
        if (num == Math.floor(num)) {
            System.out.println("Print digits of " + num);
            printRec((int) num);
            return;
        }
        System.out.println("Shifting " + num);
        printRec(num * 10);
    }
}