using System;
using System.Text;
using System.Linq;
using System.Collections;
using System.Collections.Generic;
using static System.Console;
using static System.Math;

namespace AtCoder
{
   public class Program
   {
       public static void Main(string[] args)
       {
           new Program().Solve(new ConsoleInput(Console.In, ' '));
       }

       public void Solve(ConsoleInput cin)
       {
       int a=cin.ReadInt;
       int b=cin.ReadInt;
       int n =(a*b);
       if(n%2==1)
            {
                Console.WriteLine("Odd");
            }
       if(n%2==0)
            {
                Console.WriteLine("Even");
            }
        }
       }
   }

   public class ConsoleInput
   {
       private readonly System.IO.TextReader _stream;
       private char _separator = ' ';
       private Queue<string> inputStream;
       public ConsoleInput(System.IO.TextReader stream, char separator = ' ')
       {
           this._separator = separator;
           this._stream = stream;
           inputStream = new Queue<string>();
       }
       public string Read
       {
           get
           {
               if (inputStream.Count != 0) return inputStream.Dequeue();
               string[] tmp = _stream.ReadLine().Split(_separator);
               for (int i = 0; i < tmp.Length; ++i)
                   inputStream.Enqueue(tmp[i]);
               return inputStream.Dequeue();
           }
       }
       public string ReadLine { get { return _stream.ReadLine(); }}
       public int ReadInt { get { return int.Parse(Read); }}
       public long ReadLong { get { return long.Parse(Read); }}
       public double ReadDouble { get { return double.Parse(Read); }}
       public string[] ReadStrArray(long N) { var ret = new string[N]; for (long i = 0; i < N; ++i) ret[i] = Read; return ret;}
       public int[] ReadIntArray(long N) { var ret = new int[N]; for (long i = 0; i < N; ++i) ret[i] = ReadInt; return ret;}
       public long[] ReadLongArray(long N) { var ret = new long[N]; for (long i = 0; i < N; ++i) ret[i] = ReadLong; return ret;}
   }
