// Program 2: Number Below 1000 in Words

import java.util.*;
class NumberWords {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        if (n < 1 || n > 999) {
            System.out.println("Out of Range");
            return;
        }
        String[] ones = {"", "One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine", "Ten", "Eleven", "Twelve", "Thirteen", "Fourteen", "Fifteen", "Sixteen", "Seventeen", "Eighteen", "Nineteen"};
        String[] tens = {"", "", "Twenty", "Thirty", "Forty", "Fifty", "Sixty", "Seventy", "Eighty", "Ninety"};
        String result = "";
        if (n >= 100) {
            result = ones[n / 100] + " Hundred";
            n %= 100;
            if (n > 0) {
                result += " and ";
            }
        }
        if (n >= 20) {
            result += tens[n / 10];
            n %= 10;
            if (n > 0) {
                result += " " + ones[n];
            }
        } else {
            result += ones[n];
        }
        System.out.println(result);
    }
}