import java.util.Scanner;
//=================================================================================================
public class Countdown {
//-------------------------------------------------------------------------------------------------
    private static final Scanner keyboard = new Scanner(System.in);
//-------------------------------------------------------------------------------------------------
    public static void main(String[] args) {

        int number;

        System.out.print("What is the number : ");
        number = keyboard.nextInt();

        countdown(number);
    }
//-------------------------------------------------------------------------------------------------
    private static void countdown(int number) {

        System.out.print(number + " ");
        if (number > 0) {
            countdown(number - 1);
        } else {
            System.out.println();
        }
    }
//-------------------------------------------------------------------------------------------------
}
//=================================================================================================