import java.util.Scanner;
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");
  }
}


