Vowel_or_Digit

using System;

namespace Vowel_or_Digit
{
    class Program
    {
        static void Main(string[] args)
        {


                char input = char.Parse(Console.ReadLine());
                switch (input)
                {
                    case 'a':
                    case 'e':
                    case 'i':
                    case 'o':
                    case 'u':
                    case 'y':
                        Console.WriteLine("vowel");
                        break;
                case '1':
                case '2':
                case '3':
                case '4':
                case '5':
                case '6':
                case '7':
                case '8':
                case '9':
                case '0':
                    Console.WriteLine("digit");
                    break;
                default:
                        Console.WriteLine("other");
                        break;
                }
            }
        }
    }