import java util.*;
public class Main{
  public static void main(String[] args){
      Scanner sc = new Scanner(System.in);
      
      int a = sc.nextInt();

	  int b = sc.nextInt();
      
      int c = a * b;
      
      if (c % 2 == 0){
      System.out.println("Even");
      }
      else{
      System.out.println("Odd");
      }
  }
}
