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

    int a = sc.nextInt();
    int b = sc.nextInt();

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