import java.util.*;

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