import java.util.*;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int a = Integer.parseInt(sc.next()), b = Integer.parseInt(sc.next());
    if ((a*b)%2 == 0){System.out.println("Even");}
    else{System.out.println("Odd");}
  }
}