using System;
using System.Collections.Generic;
using System.Linq;

class M {
  static void Main(string[] __) {
	var i = new List<string>();
    while(true) {
		var A = Console.ReadLine();
      	if(null==A) break;
      	i.Add(A);
    }
    new M(i);
  }
  
  M(List<string> i) {
    var tmp = i[0].Split(' ');
    int a = int.Parse(tmp[0]);
    int b = int.Parse(tmp[1]);
    int c = a * b;
    if ( a % 2 == 0 ) {
      Console.Write("Even");
    } else {
      Console.Write("Odd");
    }
  }
  
}