import java.util.Scanner;
public class Main {

    public static void main(String[] args) {

        Scanner keyboard = new Scanner(System.in);

        System.out.print("Starting number: ");
        int number = keyboard.nextInt();

        do {
            if (number % 2 == 0) {
                number  = number / 2;
                System.out.print(number +" ");


            } else {
                number =(number *3) +1;
                System.out.print(number + " ");



            }
        } while (number > 1);
    }
}