digit_as_word

import java.util.InputMismatchException;
import java.util.Scanner;
public class DigitAsWord {


    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);


        try {
            int num ;
            num = scanner.nextInt();
            if (num == 0 ) {
                System.out.println("zero");
            } else if (num == 1) {
                System.out.println("one");
            } else if (num == 2) {
                System.out.println("two");
            } else if (num == 3) {
                System.out.println("three");
            } else if (num == 4) {
                System.out.println("four");
            } else if (num == 5) {
                System.out.println("five");
            } else if (num == 6) {
                System.out.println("six");
            } else if (num == 7) {
                System.out.println("seven");
            } else if (num == 8) {
                System.out.println("eight");
            } else if (num == 9) {
                System.out.println("nine");
            } else {
                System.out.print("not a digit");
            }

        } catch (InputMismatchException ex) {
            System.out.println("not a digit.");

        }
    }
}