public class Solution {
    public static void main(String[] args) throws Exception {
        BufferedReader read = new BufferedReader(new InputStreamReader(System.in));

        int a = Integer.parseInt(read.readLine());
        String result = new String();

        {
            if (a < 999 && a >= 1)

            {
                if (a % 2 == 0) result = "четное";
                else result = "нечетное";
                if (a >= 0 && a <= 9) result += " однозначное";
                if (a >= 10 && a <= 99) result += " двузначное";

                else if (a >= 100) result += " трехзначное";

                result += " число";
            }

        }
        System.out.println(result);


    }
}